Tesla turbines are far more efficient than bladed turbines and take less maintenance.

posted by newtboy 1 year 5 months 1 week ago • 313 views • 1:00

The executive desk toy is alright for about 25 seconds. But what if it went a little bit faster? Nothing that a compressed air cannon can't solve while Gav and Dan film it 4000 times slower than you can see. ... continue reading

posted by BSR 2 years 11 months 1 week ago • 136 views • 12:17

From Youtube, "A brief overview of this ingenious method of compressing air using only the power of water. The way a trompe harnesses the power of water to generate compressed air with no moving parts... continue reading

posted by w1ndex 5 years 1 month 3 weeks ago • 1,220 views • 8:50

Using foundational computer science theories, Colin Morris focuses on understanding trends in popular music. Borrowing from the areas of bioinformatics and compression algorithms, he shows that the lyrics... continue reading

posted by notarobot 6 years ago • 140 views • 14:23

Concrete's greatest weakness is its tensile strength, which can be less than 10% of its compressive strength. So, we often reinforce it to create a composite material strong against all types of stress.... continue reading

posted by Mordhaus 6 years 10 months 2 weeks ago • 362 views • 8:11

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

YouTube description: It's not your imagination; hold music on phones really did sound better in the old days. Here's why, as we talk about old telephone exchanges and audio compression. Thanks to... continue reading

posted by Aard Vark (oritteropo) 7 years 3 months 2 weeks ago • 410 views • 3:36

Computers store text (or, at least, English text) as eight bits per character. There are plenty of more efficient ways that could work: so why don't we use them? And how can we fit more text into less... continue reading

posted by Mordhaus 7 years 6 months ago • 64 views • 6:31

YT: Your sports team wins. The confetti drops. And suddenly, the video quality falls apart. Why? Let's talk about interframe compression, bitrate, and unnecessary green screen effects.

posted by Fantomas 8 years 9 months 3 weeks ago • 168 views • 4:20

Here's another entry in The Loudness War - listen for yourself if Skrillex sounds better with higher loudness and more compression or if sounds better with increased dynamics. 1080p and good headphones... continue reading

posted by Zawash 1 decade 1 month 2 weeks ago • 105 views • 11:15

Compression of time during travel near the speed of light has some interesting and significant consequences.

posted by messenger 1 decade 2 years ago • 446 views • 8:37