https://youtu.be/vfWUorR8D60 Christmas isn’t just a time for presents, cookies, and holiday cheer, but the hunting period of Iceland’s murderous monster feline, the Yule Cat. This giant, fluffy... continue reading
posted by Aard Vark (oritteropo) 4 years 5 months 2 weeks ago • 571 views • 10:04Videos (89) | Sift Talk (0) | Blogs (0) | Comments (1000) |
Wave power hasn’t yet made a splash because it’s hard to use waves to spin turbines, and because the sea is a harsh place to build things. To learn more, start your googling with these keywords: ... continue reading
posted by newtboy 4 years 5 months 3 weeks ago • 877 views • 3:16Most poisonous mushrooms won’t kill you—they’ll simply cause a severe headache or vomiting. Death-cap mushrooms are not like the others. As little as half an Amanita phalloides contains enough toxin... continue reading
posted by BSR 5 years 1 week ago • 687 views • 2:34YouTube description: The tourist guides promote it as Georgia's Little Grand Canyon: but this is a scar on the Earth, caused by humans either not understanding or not caring about geology. Is it natural?... continue reading
posted by Aard Vark (oritteropo) 5 years 5 months 2 weeks ago • 1,488 views • 2:53Electric cars are touted as a solution for reducing emissions and improving the environmental impacts of transportation, but are electric cars actually any better for the environment than gasoline cars?... continue reading
posted by newtboy 5 years 7 months ago • 475 views • 13:47From youtube: UV at ground level is non-ionizing but it damages DNA and causes photoaging - how? Also, it turns out glass doesn't block all UV (specifically UVA passes through). This is something I learned... continue reading
posted by nanrod 5 years 9 months 1 week ago • 383 views • 4:46YouTube description: What happens when you fire a Civil War mortar at a caravan? We invited YouTuber Tom Scott to find out. The mortar used is a replica of Roaring Meg, which destroyed large parts... continue reading
posted by Aard Vark (oritteropo) 5 years 9 months 3 weeks ago • 545 views • 7:11A Worland Fire Protection Unit captures an incredible and surreal video showing a sulfur-mound fire with fire tornadoes caused by burning sulfur and sulfur dioxide in Worland, Wyoming. The burning... continue reading
posted by b4rringt0n 6 years 2 weeks ago • 1,431 views • 1:03YouTube description: They may be dressed in black, but crow funerals aren't the solemn events that we hold for our dead. These birds cause a ruckus around their fallen friend. Are they just scared,... continue reading
posted by Aard Vark (oritteropo) 6 years 3 weeks ago • 858 views • 4:35YouTube: You may have read headlines suggesting that if you have allergies, you might be at greater risk of developing mental illness. But don't panic just yet. Hank unpacks these findings on this week's... continue reading
posted by PlayhousePals 6 years 1 month 1 week ago • 45 views • 5:48YouTube description: Chi-Tien Lui is an electrical engineer and technician whose craft has evolved to the realm of high art. Born in China, he trained as a technician in Taiwan before moving to the... continue reading
posted by Aard Vark (oritteropo) 6 years 1 month 2 weeks ago • 1,047 views • 4:22Adam debunks the notion that the Soviets caused the Cuban Missile Crisis.
posted by Mordhaus 6 years 2 months ago • 101 views • 1:05At 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 3 months ago • 408 views • 7:08The European Space Agency (ESA) is part of an international effort to monitor and – ultimately – tackle space debris. This junk – accumulated in orbit since the dawn of the space age sixty years... continue reading
posted by newtboy 6 years 3 months 2 weeks ago • 136 views • 3:37YouTube description: Every time a Delta IV launches people inevitably ask if the rocket consuming fireball is supposed to happen. The answer is yes, this is caused by the rocket purging its engines... continue reading
posted by Aard Vark (oritteropo) 6 years 4 months 3 weeks ago • 803 views • 6:14Hydraulic transients (also known as water hammer) can seem innocuous in a residential setting, but these spikes in pressure can cause major damage to large pipelines and industrial pipe networks. In this... continue reading
posted by Mordhaus 6 years 6 months ago • 1,829 views • 7:40I 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 7 months 1 week ago • 454 views • 5:46YouTube description: In civil engineering, quicksand is more than just a puddle of mud! The "quick condition" occurs when seepage reduces the effective stress of a soil. This can lead to some dangerous... continue reading
posted by Aard Vark (oritteropo) 6 years 8 months 2 weeks ago • 1,490 views • 5:15Plywood is a simple material made by glueing together thin sheets of wood, known as veneers or plies. These basic elements have remained broadly the same throughout its history. The most significant breakthrough... continue reading
posted by Mordhaus 6 years 8 months 3 weeks ago • 1,947 views • 6:44