YouTube: How do breathalyzers work? And will there ever be a breathalyzer for marijuana? As pot has become legal in several states, law enforcement has sought a method to detect marijuana use in drivers.... continue reading
posted by PlayhousePals 6 years 7 months 3 weeks ago • 173 views • 6:31Videos (49) | Sift Talk (0) | Blogs (0) | Comments (1000) |
The purpose of this project was to test a simplified blower design connected to a furnace. I purposely did this to show that people in most natural environments should be able to replicate this design... continue reading
posted by Mekanikal 6 years 8 months 3 weeks ago • 559 views • 9:16It is apparently a very common method to catch catfish and eels that are in the marshy paddies.
posted by Mordhaus 6 years 10 months 3 weeks ago • 270 views • 10:03I built a water powered hammer called a “Monjolo”. I started by making a water spout from half a hollow log to direct water from the creek. This was set up in the creek and water flowed through it.... continue reading
posted by Joe Motion (lurgee) 7 years 3 weeks ago • 1,216 views • 8:51YouTube description: Chemical weapon attacks aren’t the only reason to pay attention to Syria. When Syrian-American author and civil rights lawyer Alia Malek woke up to the images of Syrians dying... continue reading
posted by Aard Vark (oritteropo) 7 years 1 month ago • 279 views • 3:02"Larry Smith doesn’t just live with Parkinson’s. He rises above it." "After a 20-year battle with Parkinson’s, Larry has exhausted every conventional method of treatment, every drug, and even... continue reading
posted by Mordhaus 7 years 3 months 2 weeks ago • 635 views • 7:59YouTube description: Thought autotune is the only thing used to fix singer's voices? Think again! Pop Theory is a series that explores the secrets and methods of modern pop music. Want to know more... continue reading
posted by Aard Vark (oritteropo) 7 years 4 months 1 week ago • 845 views • 5:43Though this be madness, yet there is method in't.
posted by Mordhaus 7 years 6 months ago • 233 views • 4:03I 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 6 months 2 weeks ago • 257 views • 7:16Love these vids; I learn something every time. Simply put, Sir Martyn Poliakoff explains every bit of the catalytic reaction of breaking the bonds within the Hydrogen Peroxide molecule, to somewhat dramatic... continue reading
posted by oblio70 7 years 8 months 1 week ago • 153 views • 8:08This informative video shows how I catch catfish out of the storm sewer. I was using 20lb line, a small circle hook, and Sewer fishing is real and I encourage y'all to try it by using the methods in this... continue reading
posted by Mordhaus 7 years 8 months 3 weeks ago • 26 views • 2:51YouTube: In the search for longevity, scientists have found the longest-lived vertebrates on the planet in the arctic. Meanwhile, in warmer climes, the FDA approves a new method for combating disease-carrying... continue reading
posted by PlayhousePals 7 years 9 months 1 week ago • 100 views • 5:02YouTube description: Fra Angelico blue pigment extraction. True Lapis Lazuli pigment. Method based on recipe from book "Il Libro dell' Arte" by Cennino d'Andrea Cennini. ©2014 Attila Gazo (masterpigments.com) ... continue reading
posted by Aard Vark (oritteropo) 7 years 9 months 1 week ago • 273 views • 6:13YouTube: We continue our look at philosophical reasoning by introducing two more types: induction and abduction. Hank explains their strengths and weaknesses, as well as counterarguments and the Socratic... continue reading
posted by PlayhousePals 8 years 2 months 3 weeks ago • 325 views • 10:18YouTube 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 2 months 4 weeks ago • 1,003 views • 5:31The fascinating video above tells the story of MIT Professor Ioannis Yannas, who was recently inducted into the National Inventor’s Hall of Fame alongside such luminaries as the Wright brothers and Steve... continue reading
posted by enoch 8 years 3 months 3 weeks ago • 1,844 views • 16:57"The boy monk teaches Jackie Chan Shaolin techniques on the set of the film 'Shaolin'." From http://www.reddit.com/r/videos/comments/3pvyay/a_shaolin_kid_teaching_jackie_chan_a_staff_routine/ ...
posted by ant 8 years 6 months 2 weeks ago • 686 views • 1:52Powerful example of why EVERYONE should learn CPR and other life-saving methods.
posted by Lawdeedaw 8 years 7 months 3 weeks ago • 611 views • 1:21The human visual system is extremely complex, but it makes repeated use of some tricks that can be exploited to produce interesting visual illusions. With even a high-level understanding of how the brain... continue reading
posted by cricket 8 years 8 months 2 weeks ago • 1,207 views • 4:56This seems way more useful than the finger-counting method I was taught.
posted by nock 8 years 9 months 3 weeks ago • 306 views • 1:10