YouTube description: We use some cherry tomatoes and Krakatoa Tubes in a classic demonstration of the value of safety goggles. Krakatoa on Objectivity: https://youtu.be/1bnvNI-j22E Previous Krakatoa... continue reading
posted by Aard Vark (oritteropo) 5 years 5 months 2 weeks ago • 986 views • 3:27Videos (79) | Sift Talk (0) | Blogs (0) | Comments (1000) |
YouTube description: While steel reinforcement solves one of concrete’s greatest limitations, it creates an entirely new problem: Corrosion of embedded steel rebar is the most common form of concrete... continue reading
posted by Aard Vark (oritteropo) 5 years 7 months ago • 251 views • 7:49In this video, Tim demonstrates a variety of Lenz's Law demonstrations. At its simplest, you can just drop a magnet down a metal tube, maybe made of copper or aluminium, and be surprised at how slowly... continue reading
posted by Mordhaus 5 years 8 months ago • 968 views • 6:01YouTube description: Amazing high resolution photos of the Earth should show that the earth is oblate, but it's hard to see because the difference is about 0.3%. So here's a quick demo highlighting the difference. ... continue reading
posted by Aard Vark (oritteropo) 5 years 10 months 3 weeks ago • 620 views • 1:43YouTube description: The Galton Board is a 7.5” by 4.5” desktop probability machine. This device brings to life the statistical concept of normal distribution. As you rotate the Galton Board... continue reading
posted by Aard Vark (oritteropo) 5 years 11 months 3 weeks ago • 808 views • 3:23this video demonstrate how the automatic mahjong table shuffles the tiles, each table has 2 sets of mahjong tiles. Source: mike102688
posted by b4rringt0n 6 years 1 month ago • 1,354 views • 1:15At 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 1 month 2 weeks ago • 406 views • 7:08YouTube description: A simple demonstration of the learning ability of a monitor lizard. If you're curious about how they get back into the enclosure, when they need to bask to warm up again they... continue reading
posted by Aard Vark (oritteropo) 6 years 5 months ago • 294 views • 6:27YouTube: The merging of two neutron stars was detected by gravitational waves and then by telescopes in all parts of the electromagnetic spectrum. This is a historic detection as it demonstrates: - the... continue reading
posted by PlayhousePals 6 years 6 months 1 week ago • 1,229 views • 5:26The upsides and downsides. YouTube: Size is the most under appreciated regulators of living things. Let us demonstrate that by throwing animals from buildings.
posted by PlayhousePals 6 years 8 months 2 weeks ago • 575 views • 6:40I recently had the idea for this new vacuum cannon design that many of you might be interested in. Since it hasn't been very long since my last vacuum cannon video I thought I would make this a more casual... continue reading
posted by Mordhaus 6 years 10 months 3 weeks ago • 16 views • 10:29Diseases throughout history A model and some talented make-up artists demonstrate what some of the deadliest diseases throughout history look like
posted by blackfox42 6 years 11 months 2 weeks ago • 293 views • 3:56It was just a routine workers’ compensation fraud case for Ken Sheppard. Show up for a spot check, do some surveillance of the subject and keep it pushing. But on March 3, 2014, it was anything but routine... continue reading
posted by newtboy 7 years 2 weeks ago • 1,157 views • 5:01Chef is holy ground for film foodies, and as demonstrated in a previous episode, has some real culinary chops behind it (courtesy of Roy Choi). I love a good Cubano as much as the next guy, but can some... continue reading
posted by Mekanikal 7 years 3 weeks ago • 43 views • 3:48From YouTube: "...demonstrate a way to start your car (when the battery is dead) without pushing it or using jumper cables." 031417
posted by chicchorea 7 years 1 month 1 week ago • 1,611 views • 1:46Procedure is very similar for concrete patios, sidewalks, stairs, steps or pool deck. This demonstration shows the steps involved in pouring a concrete driveway
posted by Mordhaus 7 years 3 months 1 week ago • 891 views • 7:59Using a toy Mustang, a trailer with weights attached, and a conveyer belt. This shows why you should always ensure your trailer is weighted towards the front, unless you have a giant hand available to catch you. ... continue reading
posted by Aard Vark (oritteropo) 7 years 6 months 2 weeks ago • 2,544 views • 27 secsYouTube description: This unreal experiment allows you to see air movement around any object. Download the music in this video: Song #1: Over Rain iTunes: https://itunes.apple.com/us/album/over-rain-single/id1033... continue reading
posted by Aard Vark (oritteropo) 7 years 7 months 3 weeks ago • 307 views • 3:47