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
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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 blacklotus90Does a green laser pointer stop working when it is cold? Or does it turn into an invisible laser? That is nice to know for safety reasons if you are using a green laser pointer to point out stars on a... continue reading
posted by blacklotus90Red sprites, secondary jets and newly discovered green afterglow called "ghosts" triggered by red sprites. A dozen vibrant red sprites were recorded on this evening and only two events had the green afterglow.... continue reading
posted by newtboyOn a hike looking for rare limestone endemic plants in Death Valley, we spotted the wreckage of a plane! After several hours of hiking and many interesting plants, we managed to scramble over to the wreck.... continue reading
posted by eric3579Mark Rober shows how easily germs can spread using blacklight reactive powder and a classroom of kids.
posted by w1ndex"Grover is getting cold out in the snow and seeks Kermits help on how he can get warm..."
posted by antYouTube description: At night, these parasites crawl onto your bed, bite you and suck your blood. Then they find a nearby hideout where they leave disgusting telltale signs. But these pests have an... continue reading
posted by Aard VarkOut in the vast coldness of outer space, there are planets that travel alone through the darkness without the boundaries of a system. Here’s how this can happen – and why these frozen deserts might... continue reading
posted by w1ndexThis is the story of America's massive forging presses built during the cold war used to build America's most advanced machinery - the Heavy Press Program. Modern airplanes, missiles, helicopters, turbines... continue reading
posted by nanrodYouTube description: Thunderstorm time lapse and spectacular phenomenon with facts and information of where to witness these fascinating sights. Upward lightning, mammatus, sprites, gustnadoes and... continue reading
posted by Aard Vark"... When nutrients from the ocean depths reach the sunlit surface (like in the Galapagos), life is more productive..."
posted by antThey didn't get the memo about the removal of the electrified fences.
posted by MordhausAdam debunks the notion that the Soviets caused the Cuban Missile Crisis.
posted by MordhausI 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 MordhausThe Saudis and Iranians have never actually declared war on each other. Instead, they fight indirectly by supporting opposing sides in other countries and inciting conflicts. This is known as proxy warfare. ... continue reading
posted by MordhausFor nearly 700 years, the shrimpers of Oostduinkerke, Belgium, have been training draft horses to help them pursue the local catch. Typically weighing more than 2,000 pounds, these horses are well suited... continue reading
posted by Mordhaus‘I was stunned when the pieces started falling into place,’ recalls specialist Howard Dixon of the moment an unassuming folio of photographs was presented to him in a restaurant in Texas earlier this year. ... continue reading
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