YouTube description: Let's find out how they put 3D images into glass objects. Known as a 'Bubblegram', vitrography or sub-surface laser engraving, this technology has been around for a very long time... continue reading

posted by Aard Vark (oritteropo) 6 years 12 months ago • 308 views • 6:28

YouTube description: In Göttingen, Germany, there's a four-tonne steel ball that can be raised up a 14-metre tower -- and then dropped in less than two seconds, crashing back to earth. It makes tiny,... continue reading

posted by Aard Vark (oritteropo) 7 years 1 month 4 weeks ago • 726 views • 3:34

YouTube description: Olympic ski jumper Sarah Hendrickson is no stranger to soaring through the skies. She’s been taking flight for 15 years, jumping from dizzying heights and sliding downhill at... continue reading

posted by Aard Vark (oritteropo) 7 years 2 months ago • 336 views • 2:23

"COSMOS is back with an all-new season! FOX and National Geographic TV’s Emmy-award winning event series returns with host Neil deGrasse Tyson in Spring 2019. The new season, COSMOS: Possible Worlds,... continue reading

posted by ant 7 years 2 months 4 weeks ago • 24 views • 21 secs

At this time of year we have to start being extra watchful – our lambs are vulnerable to attack from this silent killer.. Not everyone is going to agree with this thesis – but I’ve been rescuing... continue reading

posted by Mordhaus 7 years 3 months ago • 1,496 views • 3:32

From YT: 2014Footage of the rare event when the Space Station crosses the face of the Moon. The station flies at a speed of 30000km/h, meaning it takes about half a second to traverse the Lunar face.... continue reading

posted by Nephelimdream 7 years 4 months 1 week ago • 734 views • 1:12

YouTube description: Ever wondered how they film a tank shell in flight for over 100m meters like it was travelling at walking speed or the instant of a nuclear explosion. In this video, I look at... continue reading

posted by Aard Vark (oritteropo) 7 years 5 months ago • 1,679 views • 7:14

"When coming to a lane closure, getting over early into that long line may not always be the best way to get through." From https://www.inc.com/minda-zetlin/rude-drivers-who-merge-at-the-last-second-are-doin.html... continue reading

posted by ant 7 years 6 months ago • 160 views • 1:28

https://youtu.be/Zm6X77ShHa8 Beavers have done more to shape North American landscapes than any animal beside humans. We don’t notice them much today because there aren’t many left, but before colonization,... continue reading

posted by Aard Vark (oritteropo) 7 years 8 months 3 weeks ago • 1,121 views • 5:19

The Lahti L-39 is a Finnish 20 mm anti-tank rifle used during the Second World War. It had excellent accuracy, penetration and range, but its size made transportation difficult. It was nicknamed "Norsupyssy"... continue reading

posted by Mordhaus 7 years 10 months 3 weeks ago • 152 views • 10:14

YouTube: You probably know where to pump the cheapest gas and how to get price comparisons online in seconds for headphones and cars. But how would you find the best deal on an M.R.I. or a knee replacement?... continue reading

posted by PlayhousePals 7 years 11 months 1 week ago • 82 views • 6:09

I 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 11 months 2 weeks ago • 1,217 views • 8:51

YouTube: I came across these four physics puzzles over the years in discussions with Neil deGrasse Tyson (riddle 4: which part(s) of a moving train are going backwards with respect to the ground?), Simon... continue reading

posted by PlayhousePals 7 years 12 months ago • 1,232 views • 4:24

It 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 8 years ago • 1,157 views • 5:01

"If you use bricks as dominoes: you get a second wave going in the opposite direction..." From http://www.cannotunsee.net/post/158664325879/the-brick-double-domino-effect-explained-if-you ...

posted by ant 8 years 2 weeks ago • 613 views • 3:59

I built this pottery kiln and some pottery from termite mound clay to test an alternative clay source to my usual one from the creek bank. I started by making a large grate from ordinary clay. It was just... continue reading

posted by Mordhaus 8 years 2 weeks ago • 420 views • 11:27

YouTube description: Meet Professor Jamie Seymour, he milks stuff. But nothing that moos, has hooves, wool or fur. He prefers to live life on the edge, milking the venom from the most venomous animals... continue reading

posted by Aard Vark (oritteropo) 8 years 1 month ago • 176 views • 4:26

Warning: May cause a germophobic episode! YouTube: We covered the Five Second Rule a couple years ago. And, just a few weeks ago, colleagues at the New York Times (and many other news sources) wrote... continue reading

posted by PlayhousePals 8 years 4 months 4 weeks ago • 97 views • 5:43

I 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 8 years 5 months 1 week ago • 258 views • 7:16