This month a paper came out that honestly chilled me. It was about tipping points in climate - a well-known concept that the climate can change abruptly if certain conditions are met in certain elements... continue reading
posted by newtboy 2 years ago • 78 views • 11:01Videos (25) | Sift Talk (0) | Blogs (0) | Comments (1000) |
The Nenet reindeer herders need to move their tent every few days throughout most of the year. Every time they migrate they must pack the whole tent away, drag it across the tundra on sledges, and erect... continue reading
posted by blacklotus90 3 years 7 months ago • 499 views • 32:14From Youtube, "What started as a simple desire for a better arc lighter got carried away and I ended up making the scariest device I've ever built. In this video I tested a plasma lighter and attempted... continue reading
posted by w1ndex 4 years 1 month 3 weeks ago • 57 views • 26:02In 1834, Parliament burned down, and the Standards of Measurement were melted or destroyed.
posted by Mordhaus 4 years 2 months ago • 108 views • 5:05YouTube description: Why does shaken soda explode? Does ice melt first in fresh or salt water? This video features experiments that have been shown to me by science teachers over the years. Does... continue reading
posted by Aard Vark (oritteropo) 4 years 10 months 1 week ago • 993 views • 13:59Ice lost in Greenland means higher sea levels around the world. "Oceans Melting Greenland," a NASA program in its fourth year, is studying the melt. So far, measurements indicate a rate of melt exceeding... continue reading
posted by newtboy 5 years 1 month 1 week ago • 325 views • 3:27The frozen continent of Antarctica contains the vast majority of all freshwater on Earth. Now that ice is melting at an accelerating rate, in part because of climate change. What does this transformation... continue reading
posted by newtboy 5 years 5 months 1 week ago • 36 views • 10:16YouTube description: A metal alloy spoon melts in tea. Featuring Professor Sir Martyn Poliakoff and Senior Technician Neil Barnes. Why not use Gallium? Well - besides the fact it's not what we... continue reading
posted by Aard Vark (oritteropo) 6 years 4 months 2 weeks ago • 1,324 views • 4:27At 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 6 years 6 months 3 weeks ago • 408 views • 7:08YouTube 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) 6 years 7 months 2 weeks ago • 725 views • 3:34I built a natural draft furnace to test ideas about how hot a furnace could get without the use of bellows. Natural draft is the flow of air through a furnace due to rising hot air. The hot gasses in the... continue reading
posted by Mordhaus 6 years 11 months ago • 454 views • 5:46I 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 ago • 1,024 views • 10:47What if the Sun was here on Earth?
posted by w1ndex 7 years 2 weeks ago • 657 views • 7:01If your glass glass glass made of glass melts because the Dr Pepper is too hot, you have gone way too far.
posted by Mekanikal 7 years 7 months 1 week ago • 300 views • 2:01Enterprising Aussies have started using a common potato, a torch, and some Borax to smelt their gold dust and nuggets into ingots.
posted by Mordhaus 7 years 10 months 3 weeks ago • 247 views • 7:11Melting Iphone 7 tempered glass is look so satisfying. I didn't expect the screen protector glass be that strong.
posted by A-Rah 8 years 1 week ago • 53 views • 1:49I invented the Bow Blower, a combination of the bow drill and forge blower to make a device that can force air into a fire while being easy to construct from commonly occurring natural materials using... continue reading
posted by Mordhaus 8 years 1 month 4 weeks ago • 1,388 views • 4:32- 1
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