From YouTube, "Here in the Kurzgesagt labs, we test very important ideas to see what happens when you blow things up or play with black holes. Many of you suggested that we look into an idea that sounds... continue reading

posted by w1ndex 2 years 4 months ago • 89 views • 10:55

From Youtube, "Black holes are the most powerful and extreme things in the universe and they are wildly weird and complicated. What would happen if you fell inside one and what are they really?"

posted by w1ndex 3 years 10 months 2 weeks ago • 235 views • 12:15

From Youtube, "Neutron stars are one of the most extreme and violent things in the universe. Giant atomic nuclei, only a few kilometers in diameter but as massive as stars. And they owe their existence... continue reading

posted by w1ndex 5 years 4 months ago • 766 views • 8:41

So you want to visit a black hole? Before you do, here's one piece of advice from NASA.

posted by noims 5 years 5 months 1 week ago • 111 views • 2:40

YouTube description: Researchers from NVIDIA, led by Guilin Liu, introduced a state-of-the-art deep learning method that can edit images or reconstruct a corrupted image, one that has holes or is missing... continue reading

posted by Aard Vark (oritteropo) 6 years 10 months 3 weeks ago • 909 views • 2:15

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 4 weeks ago • 726 views • 3:34

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 9 months 3 weeks ago • 150 views • 10:14

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

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 7 years 11 months 3 weeks ago • 420 views • 11:27

From NYT: "...a really big drain called a spillway. And once you see it full of spiraling water, it is hard to take your eyes off it. For the first time in a decade, January and February have brought... continue reading

posted by chicchorea 8 years 2 weeks ago • 1,904 views • 1:31

One thing I should point out is that Mr. Manley consistently gets Karl Schwarzschild's name wrong. It's Schwarz Schild (black shield) and pronounced more like shield (except the d is a t sound and it's... continue reading

posted by Aard Vark (oritteropo) 8 years 3 months ago • 1,050 views • 8:00

YT-I built this tiled roof hut in the bush using only primitive tools and materials. The tools I used have been made in my previous videos. It should be pointed out that I do not live in the wild and that... continue reading

posted by newtboy 9 years 6 months 1 week ago • 1,711 views • 14:09

There was something deeply satisfying about watching a true craftsman doing their thing. This was artisanal beyond my reckoning. I had no good ideas myself on how you'd find and reuse the same hidden... continue reading

posted by SFOGuy 1 decade 3 months 2 weeks ago • 1,045 views • 6:52