I 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 10 months ago • 1,388 views • 4:32Videos (39) | Sift Talk (0) | Blogs (0) | Comments (1000) |
From YT- The issue of mobility in armour is addressed there with striking images of actual armour pieces to demonstrate the range of movement allowed when worn. Today, our contribution follows the same... continue reading
posted by SDGundamX 7 years 11 months ago • 281 views • 3:36Nerdwriter does an interesting piece on the intersection of cigarettes, Edvard Munch, mental illness and a few other things.
posted by eric3579 7 years 11 months 3 weeks ago • 332 views • 7:35https://youtu.be/7uL8eCpSt24 This month I've been learning a new instrument. I can already play guitar and piano so I decided to learn something new with the Bamboo Saxophone and cover the jazz piece... continue reading
posted by Aard Vark (oritteropo) 7 years 11 months 4 weeks ago • 24 views • 7:12I 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 1 month 4 weeks ago • 621 views • 5:54Via YouTube: There are various ways to pronounce "O-U-G-H" in the English language. This was hilariously demonstrated on the "I Love Lucy" television program by Ricky Ricardo (Desi Arnaz) and his wife,... continue reading
posted by Gratefulmom 8 years 2 months 1 week ago • 842 views • 3:05Fox Business News brought out a guest to bash Bernie Sanders for being a socialist. Little did they know, it was about to go HORRIBLY wrong for them. Instead of bashing Bernie Sanders, he explained what... continue reading
posted by newtboy 8 years 2 months 2 weeks ago • 814 views • 6:11YouTube description: I made a batch of charcoal using the mound method then stored it in baskets for later use. Charcoal is a fuel that burns hotter than the wood it's made from. This is because the... continue reading
posted by Aard Vark (oritteropo) 8 years 3 months 1 week ago • 1,003 views • 5:31A'yup YouTube: A new technology could make diseases like Zika a thing of the past. But should we use it? The CDC on Zika: http://www.cdc.gov/zika/ Vox explains Zika virus in 6 charts: http://bit.ly/1POrNjA... continue reading
posted by PlayhousePals 8 years 3 months 3 weeks ago • 123 views • 5:36"Well played bacteria ... well played" YouTube: SciShow News explains how evolution and antibiotics have teamed up to produce an ordinary germ that can now, sometimes, kill people. Also, our favorite... continue reading
posted by PlayhousePals 9 years 2 months 3 weeks ago • 201 views • 4:46Unraveling the longstanding physics mystery of why spaghetti shatters into many pieces (instead of two) using ultra-slow-motion cameras
posted by blacklotus90 9 years 5 months ago • 862 views • 7:00This is the follow on to the first video---http://videosift.com/video/The-precision-repair-of-a-wooden-boat--- Here, he finishes off the bow of the boat. It's a beautiful piece of work, on a wooden... continue reading
posted by SFOGuy 9 years 5 months 2 weeks ago • 700 views • 3:45The Newsroom does a piece on climate change. Motherjones.com fact checked their take here.... http://www.motherjones.com/blue-marble/2014/11/climate-desk-fact-checks-aaron-sorkins-climate-science-newsroom
posted by newtboy 9 years 5 months 4 weeks ago • 1,347 views • 4:49I 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 8 months ago • 99 views • 9:04Common misconceptions about climate change. References below: For CO2, sea levels, Arctic sea ice, Antarctic and Greenland land ice: http://climate.nasa.gov Satellite data shows that ground-based... continue reading
posted by cricket 9 years 8 months 1 week ago • 868 views • 6:50YouTube Description: How can we reach the end of the universe just by folding a piece of paper? And how one very wise guy used the power of exponential growth to earn big bucks for his invention?!... continue reading
posted by Janine V. (Lilithia) 9 years 10 months 1 week ago • 268 views • 2:35A well presented piece about how we can and do benefit from an understanding of evolution.
posted by nanrod 9 years 10 months 4 weeks ago • 709 views • 9:53YouTube Description: Stephen Hawking just scooped a $3 million Fundamental Physics Prize. Our very own Dr Tony Padilla (who missed out on a prize this year) discusses three of Professor Hawking's... continue reading
posted by Zifnab 1 decade 1 year 5 months 2 weeks ago • 362 views • 9:30a short (5 minute) presentation talking about why this toy is a "wonderful piece of physics". Something that Einstein himself could not figure out.
posted by reiwan 1 decade 4 years 8 months 1 week ago • 4,286 views