Making a faster plane takes more than building better engines and structures. To go supersonic, engineers had to solve hundreds of problems -- including ditching one of the biggest... continue reading
posted by Aard Vark (oritteropo) 4 months 1 week ago • 532 views • 4:36
The Coffee Break video that started the uproar with Kurzgesagt.
-Popular Science is science for the masses. The stock in trade is nifty insights and suprising facts, conclusions that amaze and astound.... continue reading
Skiing and sledding down a mountain? Amateur hour. Try rolling through on a wooden bike. Say hello to the Velogemel, a snow bike local to the Swiss town of Grindelwald. Named for... continue reading
posted by Aard Vark (oritteropo) 8 months 3 weeks ago • 364 views • 3:08
In the 1830s, two French brothers, François and Joseph Blanc, pulled off the first telecoms scam in history. The optical telegraph, a line of semaphore towers stretching from hilltop to hilltop, was for... continue reading
posted by Mordhaus1 year 1 month 2 weeks ago • 513 views • 5:49
Are you tired of your shoe laces coming undone - and always at the most inconvenient time! Use this simple change to how most people tie shoes and having loose laces will be almost entirely eliminated!... continue reading
posted by BSR1 year 2 months ago • 21 views • 2:01
A fractal pattern is a kind of equation occurring all around us in nature. So what's a fractal and what does it have to do with nautiluses, romanesco broccoli, Star Trek II: The... continue reading
posted by Aard Vark (oritteropo) 1 year 4 months ago • 440 views • 2:09
What are racing lines and how do they make you faster? Why is the racing line not as simple as the shortest, fastest or easiest path through a turn? What is the karting line? What... continue reading
posted by Aard Vark (oritteropo) 1 year 7 months ago • 828 views • 7:28
YT: I built an A frame hut as a large work space for projects. First I made a celt hatchet to cut timber for the hut. The axe head was made of amphibolite and the handle was made of a species of wattle.... continue reading
posted by nanrod1 year 9 months 4 weeks ago • 515 views • 9:05
"Have you ever wondered how much food your stomach can hold? Turns out, it’s not a simple answer. Also, your brain and stomach are ALWAYS talking..."
From http://www.popsci.com/eat-stomach-explode... continue reading
posted by ant1 year 11 months 2 weeks ago • 10 views • 3:39
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) 1 year 11 months 4 weeks ago • 287 views • 6:27
I built a natural draft furnace to test ideas about how hot a furnace could get without the use of bellows. Natural draft is the flow of air through a furnace due to rising hot air. The hot gasses in the... continue reading
posted by Mordhaus2 years 2 weeks ago • 443 views • 5:46
What do all those bodies of water really mean?
In this episode of Vox Almanac, Phil Edwards travels through the map to define bodies of water.
Find Phil Edwards on Facebook... continue reading
posted by Aard Vark (oritteropo) 2 years 3 weeks ago • 1,330 views • 5:15
On the river Rhine in Switzerland, there are reaction ferries: boats with no engine, no paddles, no onboard motive power at all. Here's how they work -- and a question about what... continue reading
posted by Aard Vark (oritteropo) 2 years 1 month 1 week ago • 598 views • 2:30
This is how we go from single cells to people.
Oh Carroll, Carroll
Gould, Stephen Jay yeah
D-D-D-D-Davidson and Peter
One cell divide and... continue reading
posted by Aard Vark (oritteropo) 2 years 1 month 2 weeks ago • 907 views • 4:46
Plywood is a simple material made by glueing together thin sheets of wood, known as veneers or plies. These basic elements have remained broadly the same throughout its history. The most significant breakthrough... continue reading
posted by Mordhaus2 years 2 months ago • 1,941 views • 6:44
Why so many languages invented words for colors in the same order.
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In 1969, two Berkeley researchers, Paul Kay and Brent Berlin,... continue reading
posted by Aard Vark (oritteropo) 2 years 6 months ago • 610 views • 6:45
For the past 50 years, kung fu master Li Liangui has been contorting his body into seemingly impossible positions as he practices one of the more unusual Chinese martial arts. The 70-year-old is an expert... continue reading
posted by Mordhaus2 years 6 months 1 week ago • 332 views • 2:18
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 Mordhaus2 years 7 months 3 weeks ago • 413 views • 11:27