Red 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 newtboy 3 years 9 months ago • 984 views • 2:32search results matching tag: split
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Is there a right way to ride an escalator? City escalator etiquette states that one side is for standers and the other for walkers. But is this the safest, most efficient way to ride an escalator?
posted by Mordhaus 5 years 4 weeks ago • 357 views • 6:26YouTube description: The moon is looking more full than ever. The director Todd Douglas Miller assembles beautifully restored archival footage, blends that with audio from the astronauts and a vibrant... continue reading
posted by Aard Vark (oritteropo) 5 years 1 month 2 weeks ago • 311 views • 2:41Rue Canusa (or Canusa Avenue) is a street that's split in two by a border: the northern part is in Stanstead, Canada, and the southern part is in Derby Line, USA — and border crossings here aren't as... continue reading
posted by Mordhaus 5 years 11 months ago • 1,382 views • 2:55YT: I built an A frame hut as a large work space for projects. First I made a celt hatchet to cut timber for the hut. The axe head was made of amphibolite and the handle was made of a species of wattle.... continue reading
posted by nanrod 6 years 3 months ago • 524 views • 9:05YouTube description: This is how we go from single cells to people. EVO-DEVO Huxley B. Mac. Oh Carroll, Carroll Gould, Stephen Jay yeah D-D-D-D-Davidson and Peter See One cell divide and... continue reading
posted by Aard Vark (oritteropo) 6 years 6 months 4 weeks ago • 923 views • 4:46I 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 6 years 7 months ago • 1,024 views • 10:47I built a prawn trap from lawyer cane, sticks and vine. Then I caught some prawns and ate them. Prawn (and fish) traps are simple traps designed to catch aquatic life due to their shape. It consists... continue reading
posted by Mordhaus 7 years 5 months 3 weeks ago • 257 views • 7:16I 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 7 years 9 months ago • 1,388 views • 4:32YouTube description: There is extreme fishing and then is going to such extremes that you have a rod and a worm-like lure fused to your face. Quite frankly it's the type of commitment we admire. Meet... continue reading
posted by Aard Vark (oritteropo) 8 years 1 week ago • 271 views • 6:32I made this bow and arrow using only primitive tools and materials.The bow is 1.25 m (55 inches) long and shoots 60 cm (2 feet) long arrows. I don't know the draw weight - safe to say greater than 15 kg... continue reading
posted by Mordhaus 8 years 3 weeks ago • 621 views • 5:54This hack should help you get the upper hand in the dark. Of course it wouldn't hurt if you had a gun, split second decision capabilities and lightning fast reflexes. Just sayin' ...
posted by PlayhousePals 9 years 1 month 3 weeks ago • 75 views • 2:39Split mind.
posted by PlayhousePals 9 years 6 months 4 weeks ago • 179 views • 11:44I want some of that wood! I have spent longer on single pieces of live oak, pecan, and hickory. I have better axes and splitters. Fiskars Ax vs. Douglas Fir. 092814
posted by chicchorea 9 years 7 months ago • 99 views • 9:04YouTube Description: In which John Green teaches you about the United States as it was in the 1990s. You'll remember from last week that the old-school Republican George H.W. Bush had lost the 1992 presidential... continue reading
posted by PlayhousePals 1 decade 3 months ago • 247 views • 15:38Using high-speed video, a pitcher explains the action of his arm and fingers for the different kinds of baseball pitches: fastball, cutter, two-seamer/sinker, slider, "reverse slider" (screwball), curveball,... continue reading
posted by Hastur 1 decade 3 months 3 weeks ago • 9,510 views • 18:00From YT: We're in Dublin discussing Ireland's only science Nobel Prize winner, Ernest Walton, known as ETS to his colleagues. One of those colleagues, Iggy McGovern, penned a poem about Walton called... continue reading
posted by Skeeve 1 decade 2 years 5 months 2 weeks ago • 1,481 views • 9:27- 1