Let’s not resigns ourselves to fatality. Solutions exist. Together we can do more to decrease risks on the normal route to Mont-Blanc. The Mont-Blanc rising to 4 809 meters is the highest peak in... continue reading

posted by eric3579 3 years 1 month 1 week ago • 317 views • 4:02

In this video we show you the new kind of artificial muscles that don't explode after puncture but just bleed without a visible decrease of performance. We also present our robotic arm. Since the last... continue reading

posted by newtboy 3 years 4 months 3 weeks ago • 157 views • 1:47

YouTube description: In which John gets curious about the last time global human population declined and ends up learning about a period of human history called The General Crisis. Thanks to Our World... continue reading

posted by Aard Vark (oritteropo) 6 years 8 months ago • 675 views • 3:59

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 ago • 408 views • 7:08

I built a water powered hammer called a “Monjolo”. I started by making a water spout from half a hollow log to direct water from the creek. This was set up in the creek and water flowed through it.... continue reading

posted by Joe Motion (lurgee) 7 years 10 months 2 weeks ago • 1,217 views • 8:51

YouTube description: Meet Professor Jamie Seymour, he milks stuff. But nothing that moos, has hooves, wool or fur. He prefers to live life on the edge, milking the venom from the most venomous animals... continue reading

posted by Aard Vark (oritteropo) 8 years ago • 176 views • 4:26

Common misconceptions about climate change. References below: For CO2, sea levels, Arctic sea ice, Antarctic and Greenland land ice: http://climate.nasa.gov Satellite data shows that ground-based... continue reading

posted by cricket 1 decade 5 months 3 weeks ago • 868 views • 6:50

YouTube Description: What would you see if you were drifting through space, looking back at the sun? Well its light intensity would decrease as the inverse square of distance from the sun. And you would... continue reading

posted by Aard Vark (oritteropo) 1 decade 2 years 1 week ago • 569 views • 3:06