Nord Stream 2 is possibly the world's most controversial infrastructure project, and it was thrust further into the spotlight when Russia invaded Ukraine earlier in 2022. The future of this monumental... continue reading
posted by eric3579 2 years 1 week ago • 64 views • 12:17Videos (21) | Sift Talk (0) | Blogs (0) | Comments (1000) |
The EPIC OF GILGAMESH is the earliest great work of literature that we know of, and was first written down by the Sumerians around 2100 B.C. Ancient Sumer was the land that lay between the two rivers,... continue reading
posted by newtboy 3 years 3 months 4 weeks ago • 15 views • 3:56From 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 3 years 8 months 3 weeks ago • 55 views • 26:02Something that Brian didn't mention, but which was pointed out by Elon Musk, is that the strength of stainless steel increases at cryogenic temperatures. (H/T @eric3579)
posted by Aard Vark (oritteropo) 5 years 2 months 2 weeks ago • 628 views • 12:09YouTube description: While steel reinforcement solves one of concrete’s greatest limitations, it creates an entirely new problem: Corrosion of embedded steel rebar is the most common form of concrete... continue reading
posted by Aard Vark (oritteropo) 5 years 7 months ago • 251 views • 7:49YouTube description: The Galton Board is a 7.5” by 4.5” desktop probability machine. This device brings to life the statistical concept of normal distribution. As you rotate the Galton Board... continue reading
posted by Aard Vark (oritteropo) 5 years 11 months 3 weeks ago • 808 views • 3:23YouTube 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 2 months 1 week ago • 724 views • 3:34YouTube: Which marvel of nature can build a 2 metre Orb Web with a silk that ranks as the World's toughest natural fibre? - The answer is the Darwin's Bark Spider and this real life "Spider Woman", no... continue reading
posted by PlayhousePals 6 years 10 months ago • 1,549 views • 4:09The Lahti L-39 is a Finnish 20 mm anti-tank rifle used during the Second World War. It had excellent accuracy, penetration and range, but its size made transportation difficult. It was nicknamed "Norsupyssy"... continue reading
posted by Mordhaus 6 years 11 months 1 week ago • 134 views • 10:14The Ulfberht swords were made during a brief period of the MIddle Ages, roughly around 200 years. The quality of the steel and forging techniques were not rediscovered in Europe until the industrial age... continue reading
posted by Mordhaus 7 years 2 months 2 weeks ago • 473 views • 19:15At Autodesk's Pier 9 workshop in San Francisco -- and no, this isn't an ad, pull down the description for more! -- there are giant robot arms using welders to 3D print with stainless steel. Which seemed... continue reading
posted by Mordhaus 7 years 5 months 1 week ago • 782 views • 4:51A 130lb bow with a very hard arrowhead shooting at a steel breastplate at twenty yards. Will it penetrate?
posted by Mordhaus 7 years 7 months 2 weeks ago • 534 views • 3:23As urban populations continue to rise, innovators are looking beyond traditional farming as a way to feed everyone while having less impact on our land and water resources. Vertical farming is one solution... continue reading
posted by Mordhaus 7 years 9 months 3 weeks ago • 832 views • 3:38"A heavy steel vault protects 2 cassettes that each hold over 1,000 bills. A sophisticated assemblage of sensors, rollers and conveyors ensures the correct number of bills is distributed to the account holder..." ... continue reading
posted by ant 7 years 10 months 1 week ago • 24 views • 2:57You’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 7 years 11 months 3 weeks ago • 310 views • 7:01If you're keen to live out your own "Game of Thrones" battle fantasy (ahem, good luck), see Richard Furrer. The Wisconsin-based blacksmith forges Ulfberht style swords, the name given to a group of uncommonly... continue reading
posted by blacklotus90 8 years ago • 269 views • 2:23So neat to know. Helpful in every way brazen.
posted by BoneRemake 9 years 1 month 3 weeks ago • 234 views • 3:31- 1
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