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A drilling rig that takes up one parking space cut seven geothermal boreholes outside a Boston office with water sprayed at 10,000 psi instead of a metal bit, and its drill pipe never came back out, because the pipe itself becomes the heat exchanger
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@chris ROOKIE · 1 hour
Had anyone thought about the ramifications of transferring above ground heat below ground? Would that not end up constantly heating below gr…
@jessekavanagh ROOKIE · 1 hour
Congratulations you nailed it
While Britain introduced its first drone submarine as a demonstrator that would not perform operational duties, the 39-foot boat fired a heavyweight torpedo in UK waters 16 months later, the first launched from an uncrewed submarine by Britain or the US
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@alexterrell ROOKIE · 4 hours
A 39 foot drone can be transported by road, in a sealed container.
Perhaps the next test should be in the Black Sea, to test whether the to…
@brianmurphy ROOKIE · 1 hour
If it exists, it can be weaponized
3,240 solar panels stand over a Belgian pasture where 50 ewes graze between the rows, and 40 to 50% of the power they make goes next door, into the limestone quarry that owns the grass and spends its electricity turning big rocks into smaller ones
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@wajiulhassan ROOKIE · 16 hours
Yhh it was super good
@rogerburrows ROOKIE · 1 hour
So the shelter part in the winter seems like a newer thought on the mashup of farming and power production. If the world had paid attention …
A 10,350-foot well on an Oregon volcano took 15 drilling days, one bit alone cutting 3,578 feet of it without being pulled from the hole, and the first well on the same mountain needed five times as long to reach that depth
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@caseymitchell ROOKIE · 1 day
Looks like a Nabors rig
@caseymitchell ROOKIE · 1 day
That's a Nabors Pace M, which IS a part of their geothermal fleet
A 78-foot, 12-axle railcar built to haul spent nuclear fuel is getting a refurbished rail line in Idaho for its first cask, and fully loaded it puts about 355 tons on the rails yet sits lighter on each axle than the flatcar beside it, which carries 98 tons of welded steel
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@parthochakrabar ROOKIE · 2 days
AGREED 111% GR8 WRITE UP
3,276 solar panels stand 6.5 to 8 feet over a new Colorado berry patch that lost plants when drought cut off the farm’s irrigation water, because the shade they drag across the ground all day slows how fast the soil dries and puts not one drop of water back into it
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@eovaleoval ROOKIE · 2 days
You falsely implied that the solar can power 300 homes full time without dispatchable backup for nights and stormy days.
@tracieg ROOKIE · 1 day
What about the lead leeching into soil from the solar panels?
@jedimatt ROOKIE · 1 day
What about when it does rain? Does the water run off the modules in sheets carving out soil or exposing roots? It wouldn't be normal rain wa…
A 10,500-pound underwater drone two miles down off California put three lasers on a squid that’s been seen about 70 times in recorded history and measured it at 4.1 feet, because on video a 4-foot squid 10 feet away and an 8-foot squid 20 feet away look the same
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@grognardgarycox ROOKIE · 2 days
So actual length is somewhere between 42"&54"
A caged inspection drone with lights rated at 16,000 lumens finished the 3D map of Idaho concrete vaults holding 155,000 cubic feet of radioactive granules, handing engineers the exact geometry a welding robot needs before it cuts an eight-inch opening into the bins
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@scottgeisler ROOKIE · 2 days
What will be done with the waste?
@scottgeisler ROOKIE · 2 days
Where will the waste be moved to?
C
@charliedickerso ROOKIE · 2 days
Actually a great article and I loved the FAQ section. Only question left - where does the waste go?
A 135-foot steel ball on the Scottish coast is getting rusty spots painted over even though it’s slated for demolition, because the reactor inside still holds close to 1,000 uranium elements that swelled and jammed in place, and crews cut just 30 free last year
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@johncgibson ROOKIE · 3 days
Great report.
“There’s a Lot of Poop”: An Anonymous Waymo Handler Claims Humans are Pooping In Autonomous Taxis all the Time, But My Shotty Investigation Says Otherwise
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@gubmentcheez ROOKIE · 3 days
I feel like after Waymo called the police on the idioteens toting a semi-automatic rifle in the robocab, they'd probably also be aware of pe…
A 1,750-kilowatt Army reactor ran 16 years on a Virginia post and sat sealed for 48 more, and it has now been taken apart and hauled off, leaving a graded and seeded field where the first steady flow of nuclear power into an American commercial grid began
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@donaldfusco ROOKIE · 4 days
This article shows exactly why nuclear power is such a bad idea. It probably took more energy to decommission this then it produced. And w…
@chandler ROOKIE · 3 days
Texas...what the article said...can't think of a better state to contaminate.
@dtp ROOKIE · 3 days
What about SL-1?
A reactor core went critical at 1,225 degrees on the old Nevada nuclear test site 10 days after doing it cold, and reached 1,852 degrees in a test that set a temperature record there
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@nukeengineer ROOKIE · 4 days
These reactors are okay for military installations. There are lot of materials issues at high temperature. For commercial power plants it is…
A rooftop solar array over a 500,000-square-foot Los Angeles freezer burned for eight days and left 85 million pounds of food rotting inside, and the operator’s suit says inspectors had logged 200 connector failures in the quadrant where it started
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mikeconley DRIVER · 5 days
Kind of weird that there were not more access footpaths in those huge sections of panels. Seems like that would be a code violation.
@danielcovarrubi ROOKIE · 4 days
The ammonia was pump out at 2:32pm the firefighters had the fire contain but the lack of knowledge made them back out. When they did that ma…
@danielcovarrubi ROOKIE · 4 days
Thats what we said. Firefighters made it worst.
A solar cell built to see only the blue and green light left 33 feet underwater turned 34.7% of it into electricity in the lab, against 17% in full sun, and panels built the same way charged a drone’s batteries at that depth in open sea
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@brunobrauer ROOKIE · 5 days
It's 10 meters, science doesn't use imperial.
An American seabed drone with no cable running back to shore heard submarine drones come through a channel and put them on a Navy screen within seconds, from an eight-foot tube that lets go of its own anchor and floats back up when the job is done
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deviantdevil DRIVER · 5 days
These things should self destruct. Seems pretty simple.
GM is Finally Solving the Biggest Problem With its EVs
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@stevenbeckwith ROOKIE · 5 days
Your information is incorrect. I have an ev equinox and can tell you for a fact gm has a good format that works great. I can run Amazon Prim…
Two 340-megawatt small nuclear reactors on the Lake Michigan shore can start as a hole: regulators let the builder wall off the pit with concrete before any permit, and the walls stay buried for good
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billfortune DRIVER · 5 days
How is the NRC people qualified to even work for the Gov, let alone make decisions about reactors and the ground they sit on ??? Way too m…
A 12-foot robot swept a laser 10 feet over the largest known octopus nursery, 10,500 feet down off California, where warm springs hatch the eggs in under two years instead of five to eight
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@danielc ROOKIE · 6 days
I saw an article about this earlier, very interesting and a good plan to follow up and learn more about our oceans and the different creatur…
A 57-acre solar farm on concrete slabs over a closed Maryland landfill made 22.9 gigawatt-hours in a year from 52,416 solar panels, a little short of the 24 its builders projected
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krystalcane DRIVER · 6 days
That's a great idea you put them on concrete slabs and if there's a problem not much damage you put them in a warehouse in Los Angeles and y…
@kurthoman ROOKIE · 5 days
How many times were the inverters replaced and at what cost?
A 660-ton excavator moved 22.2 million cubic yards out of an Australian coal mine in a year, four times what it took to dig Hoover Dam, in 6,840 hours of work
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@kevinmccolliste ROOKIE · 7 days
This is an extremely confusing headline. Was Hoover Dam excavated four times as fast?
Why is the length of time given in both hours and a y…
@oshobaadu ROOKIE · 5 days
I thot they were referring to the amount of material excavated? I didn't read the article..
A Connecticut city stood 1,920 solar panels on a sealed garbage hill where no steel post can go in, because a driven pile would punch through the lid keeping decades of trash away from the water, so concrete blocks hold every rack down, and the dump now pays city hall $6,000 a month
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@mattyates ROOKIE · 7 days
1.4 million kilowatt hours a year, do you mean 1.4 GWh per year? Or is the kilowatt a typo?
A 500,000-pound rotor has to swing over three generators still making power to get back into a Kentucky dam, and the crew has a plan for if it falls; the machine it goes into was built in 1966 to last 30 years
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@frankmannarino ROOKIE · 7 days
The picture of the crane, rotor and stator is not from Barkley. It is from the NY Power Authority Niagara plant.
A 5-foot tunnel bored 1,017 feet through bedrock under the canal that lets freighters skip Niagara Falls broke through in 33 days, with ships passing 65 feet above the crew, and the same machine is now cutting a second one
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@rmarkclayton ROOKIE · 1 week
James Brindley tunnelled an inverted syphon water supply under a river at the Wet Earth Colliery in 1752, Google up.
@johnbange ROOKIE · 1 week
Just FYI, 100% grade is 45 degrees, so multiply a percent grade figure times .45 to get degrees
A 712-foot concrete box took 1,760 tons of water bags on its roof in a Danish harbor so the pontoon holding both its ends could lift it to the height the next box will need, a 128-foot one with a basement under its roadway that has to sit 65 feet down in the Baltic
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@carmelopappalar ROOKIE · 1 week
Best laid plans of mice and men.....
A 30-gallon drum too radioactive to handle by hand rode from South Carolina to a salt bed 2,150 feet under New Mexico, the first of its kind out of the plant in over a decade, sealed in an inch of lead with 19 more loaded and 150 being packed behind it
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@harrollmorris ROOKIE · 1 week
Why are they not packing these in the incredibly damage resistant casks designed to transport this stuff back when we had at least plans for…
A 19.7-foot rotor floating on a Dutch lake tilts back toward horizontal when the wind gets up instead of parking the way every offshore turbine does, and it makes 12 kilowatts against the 15,000 of the 774-foot rotor it is meant to replace one day
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@davidthompson ROOKIE · 1 week
This low profile and oscillating approach will make for erratic wind capture and expose unit to equally variable water level wind cureents
A 26-foot Turkish drone boat that carries 551 pounds of explosive in its bow and hits by ramming went into the water for the first time at a naval yard on the Sea of Marmara, does 50 knots on a gasoline waterjet, and 40 of them are already on order
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@chrisnorden ROOKIE · 1 week
How does this explosion affect sea life, both in the vicinity of the blast, and farther away, for animals that communicate via sonar, like d…
@mikehunt ROOKIE · 1 week
So they essentially reinvented the torpedo only not as good?
@danaboney ROOKIE · 1 week
Do you live on the east or west coast??? If so… that’s what I’d be worried about!!! Because just how long do you think that someone… with no…
A 900-megawatt reactor on the French coast came off the grid at four in the afternoon and a second one overnight, both shut by hand before returning jellyfish could pack the seawater screens and trip them, and both were back inside four days against twenty for the last swarm
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Joe Smith ROOKIE · 1 week
Imagine the sea life this one plant kills every year, if jellyfish can clog a screen to cause its closure. You would think the people that…
@haroldbartko ROOKIE · 1 week
Jellyfish are not the problem. Did you know that jellyfish resemble an atomic cloud? It's a sign of things to come. Gambling with atoms i…
@ondreiurban ROOKIE · 1 week
That's first sentence in the title doesn't make any sense..
While researchers keep working in the buildings next door, crews on a Tennessee campus are knocking down ten contaminated isotope labs one at a time in the late afternoon, after six years spent stripping out hot cells and four 2,000-pound krypton tanks, and all ten free up 12,000 square feet
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@roberttucker ROOKIE · 1 week
This is some dangerous stuff & where ever it is being dumped will end up being someone else’s problem in 200 years or so, if the world lasts…
A 615-megawatt reactor lost its cooling towers, its transformer and its power lines to a teardown crew, so rebuilding all three to get it on the grid by early 2029 takes up to $1.9 billion in federal money, the biggest check any American restart has drawn
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@jacklamoureux ROOKIE · 1 week
"The restart everybody in Des Moines is applauding is landing differently eight miles up the road."
Palo is not 8 miles from Des Moines, it…
A 19-foot American drone submarine rated for 19,700 feet sat dead in the water for more than a day at the mouth of the Strait of Hormuz, where the bottom runs 200 to 330 feet, until Iranian naval forces hauled it in, and the man who built it posted “rest in peace, little buddy”
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@ks ROOKIE · 1 week
How could Iran find this when Trump controls the Strait? LOL
@jeffreybailey ROOKIE · 1 week
Thought Iran didnt have a navy? So how did their Navy retrieve it? 🤣 🤣
A 1-gigawatt fusion plant would burn 123 pounds of tritium a year and push 1,235 pounds around its loop to do it, so an American startup is spinning the exhaust in a column of plasma that throws the heavy isotopes to the wall and lets the helium ash go, and the machine has never seen real tritium
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@lonesolipsist ROOKIE · 1 week
Fascinating article about technologies I wasn't even aware of!
Jeep Recon Off-Road Test: We Take the World’s First “Trail Rated” EV Off the Beaten Path
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@nathanhubbard ROOKIE · 1 week
Great, yet another "off-road" vehicle that nobody actually needs.
An 850-megawatt battery pushed 700 megawatts into the grid for two straight hours on Friday and then pulled almost 850 back out of it, its second full-power test in three days, nearly eleven months after a transformer failure cut its grid contract in half
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@markkinner ROOKIE · 1 week
Two hour surge is not a solution on a grid! Sustained use at 75% percent is a solid target with 10% reserve. I wonder what systems would act…
@geoffs ROOKIE · 1 week
Great to see at last that battery operators are beginning to improve the plot density. This used to be woodland. Next improvement will be to…
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@darrelperreault ROOKIE · 1 week
It's a test to see if the US power grid could survive in the event the tangerine toddler crosses a line in the trade talks with Canada. Shou…
A 281-ton boring machine has sat at the bottom of a pit under a New Hampshire bridge all summer with a 570-foot train assembled behind it, waiting on the plant that feeds it clay slurry, and the crew filled the ground in front of it with concrete on purpose so it starts against one solid wall
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@bobbieangel ROOKIE · 2 weeks
Like all major construction jobs, there are unknown factors that cause cost overruns and delays. When I was bidding on commercial and reside…
A 45,000-ton battleship was pushed four feet off her pier in Norfolk by tugboats, her first move in 26 years, so crews could swap two rubber fenders, a morning’s job on a normal pier that took a year of planning because every phone, power and water line aboard crosses that gap
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@pauldavis ROOKIE · 2 weeks
The whole article is about the Wisconsin, yet it said, "...the Missouri's shells hit the island"! Huh?
@brianprichard ROOKIE · 1 week
It's actually confusing because at how it was written. Both the 'Mighty Mo'(bb-63) and 'Big Wisky'(bb-64) fought alongside each other in th…
@jimdaily ROOKIE · 1 week
The USS Wisconsin was stricken from the Naval Vessel * Register on March 17, 2006, formally transferred to the city of Norfolk on December 1…
A 120-foot steel building stands over a sealed plutonium reactor in Washington state with open air between the two, put up for under $10 million to stay shut for up to 75 years, and the crew that checked the reactor’s roof flew a drone into that gap so nobody stood next to the core
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@joesmith ROOKIE · 2 weeks
Yes, B Reactor is decommissioned, cleaned up, and open for (scheduled) visits. It's also still subject to regular inspection under the terms…
A Sydney factory roof grew 14,000 native plants under its 319 solar panels and they made 11 percent more electricity over the summer than a bare array, because the leaves cool the air under the glass, and on the hottest days the roof ran 50 degrees cooler than bare aluminum
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krystalcane DRIVER · 2 weeks
That's really cool. In Los Angeles California they had a bunch of solar panels on top of a cold storage unit that storage food about I think…
@instarx ROOKIE · 2 weeks
You could say the same thing about anything. Pencils, paint, rubber bands...
Two boring machines have cut 5.5 miles toward each other under a British Columbia mountain, one pressing disc cutters into granite and the other pumping clay and water in ahead of itself to hold up an estuary, and the tunnel they leave behind gets flooded on purpose
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@rickbartram ROOKIE · 2 weeks
Makes sense to me.
An 83-ton boring machine finished a 2,723-foot seawater pipeline under an Australian beach and then had to leave through the ocean floor, so divers cleared its face, lined up a support cradle and hooked up hydraulics that pushed 165,000 pounds out of a 49-foot intake box
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@michaelreilly ROOKIE · 2 weeks
A little confusing,visuals would have been nice.
A French grower put 4,725 solar panels over 3.7 acres of yellow kiwifruit vines 2,400 feet up in the Alps, because the bacterium that kills a yellow vine within two seasons rides in on rain and gets in through hail wounds, and the roof that stops the rain traps the moisture it feeds on
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@larilyngarland ROOKIE · 2 weeks
I like the fact that the author qualifies the statements made with comments like "by my math" and mentioning that results are basically unpr…
While the White House has asked Congress for $152 million to reopen Alcatraz as a prison, 959 solar panels sit on the cellhouse roof tilted five degrees so they stay below the parapet, and the island that once took 2,000 gallons of diesel a week by boat now ships about 75 percent less
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@ericsmith ROOKIE · 2 weeks
I think turning Alcatraz into an operating prison again is insane! The ongoing cost would be astronomical! Once Donald finds out they are us…
A generator rotor spinning 3,000 times a minute inside a Finnish reactor failed, got replaced with the last spare in the building, and that one failed again seven months later, so the unit has run at 735 megawatts instead of 890 ever since, and the redesigned one is not due until late 2027Comment on the article →
deviantdevil DRIVER · 2 weeks
Absolutely no one ever keeps enough spare parts. When it come to critical components two is one and one is none!
An Illinois reactor that regulators just cleared to run until 2049 was shut off by hand at 4:31 in the morning because an instrument said its control rods were moving when they weren’t, half its protection system fired on its own, and it was still at zero five days later
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@paulwoods ROOKIE · 2 weeks
Personally, Nuclear power is a thing that I would be cautious about, simply because people are involved and in my experience there are way t…
@chrisclark ROOKIE · 2 weeks
Sounds like the safety procedures worked. The overnight crew did not second guess the sensors. They shut it down just on the safe side.
@terrycass ROOKIE · 2 weeks
This article was great. Well written and easy to read with the latter half explaining the questions that popped up in the first part of the …