YouTube description In 1800s, miners began working in exposed deposits of mud near the town of Messel, Germany. They were extracting oil from the rock and along with the oil, they found beautifully... continue reading

posted by Aard Vark (oritteropo) 6 years 8 months 3 weeks ago • 521 views • 8:34

Earth’s outer shell is made of two materials whose different densities and thicknesses give rise to two distinct “levels” on the planet’s surface.

posted by Mekanikal 6 years 9 months ago • 777 views • 3:10

YouTube description: It’s an 1980s pop music cliche that dates back to 1910. If you listen to the first few seconds of Bruno Mars’ “Finesse” (hint: listen to the Cardi B remix) you’ll hear... continue reading

posted by Aard Vark (oritteropo) 6 years 10 months 4 weeks ago • 594 views • 9:26

This is the story of a rock. It was once worth fighting wars over. Now its just a rock.

posted by Mordhaus 6 years 12 months ago • 413 views • 6:37

At the old hut site (the new one being temporarily cut off by flooding) I made lime mortar from the shells of rainforest snails by firing them in a kiln, slaking them in water, mixing them into lime putty.... continue reading

posted by Mordhaus 7 years 1 month ago • 408 views • 7:08

YouTube description: In Göttingen, Germany, there's a four-tonne steel ball that can be raised up a 14-metre tower -- and then dropped in less than two seconds, crashing back to earth. It makes tiny,... continue reading

posted by Aard Vark (oritteropo) 7 years 1 month 3 weeks ago • 726 views • 3:34

YouTube description: Duh, except for the sky… and the ocean… Among living things, the color blue is oddly rare. Blue rocks, blue sky, blue water, sure. But blue animals? They are few and far... continue reading

posted by Aard Vark (oritteropo) 7 years 2 months 4 weeks ago • 608 views • 8:27

RIP funnyman

posted by Mekanikal 7 years 5 months 3 weeks ago • 1,552 views • 10:46

A game based on Rock Paper Scissors, using new elements.

I made a brick mold that makes bricks 25 x 12.5 x 7.5 cm from wood. A log was split and mortise and tenon joints were carved using a stone chisel and sharp rocks. The mold was lashed together with cane... continue reading

posted by Mordhaus 7 years 6 months 2 weeks ago • 1,025 views • 10:47

Believe it or not, off-roading is actually illegal in Iceland - they'll lock you up. There is an exception, though, in the form of the outrageous Icelandic Formula Offroad Championship. Strapped into home-built... continue reading

posted by newtboy 7 years 6 months 3 weeks ago • 249 views • 7:24

Uploaded on Jun 19, 2009 Rock Expose arguing that Robert Johnson sold his soul to the Devil in exchange for guitar playing powers.

posted by bobknight33 7 years 11 months ago • 137 views • 5:58

Scientists are trying to determine the potential dangerous effects of introducing water into a pressurized pocket of magma underground.

posted by Mordhaus 8 years 1 month 1 week ago • 269 views • 2:23

YouTube description: These days, giant wind turbines are supplying more and more of our clean energy. And when they break down, they need to be fixed fast. It's a job only a few people are equipped... continue reading

posted by Aard Vark (oritteropo) 8 years 2 months 2 weeks ago • 560 views • 5:44

Despite our best intentions, giving gifts leads to billions in lost value.

posted by Mordhaus 8 years 3 months 3 weeks ago • 72 views • 2:21

I built a prawn trap from lawyer cane, sticks and vine. Then I caught some prawns and ate them. Prawn (and fish) traps are simple traps designed to catch aquatic life due to their shape. It consists... continue reading

posted by Mordhaus 8 years 5 months ago • 258 views • 7:16

YouTube: In freezing cold sand, a burning hot mine, or even inside solid rock – these extremophiles live anywhere that you wouldn’t want to live. What are they? How can they live in such extreme places?

posted by PlayhousePals 8 years 6 months 3 weeks ago • 15 views • 4:01

You’ve seen the Terminator die in molten steel and Gollum die in the fires of Mount Doom, but is it really that accurate?

posted by Mordhaus 8 years 11 months 1 week ago • 310 views • 7:01

I made this bow and arrow using only primitive tools and materials.The bow is 1.25 m (55 inches) long and shoots 60 cm (2 feet) long arrows. I don't know the draw weight - safe to say greater than 15 kg... continue reading

posted by Mordhaus 9 years 1 week ago • 622 views • 5:54

From OutdoorHub: "opens a Master Lock by simply applying tension and gently tapping it with a hammer. This is a particularly worrisome exploit for two reasons. First, this type of lock is one of the most... continue reading

posted by chicchorea 9 years 4 months 1 week ago • 1,629 views • 1:13