Sezony
Odcinki
1
Spinning Black Holes
A pulsing black hole in the centre of a distant galaxy sheds light on black hole and galaxy formation. How fast are blac…
2
The Inverse Leidenfrost Effect
Droplets levitate on a bath of liquid nitrogen and are spontaneously self-propelled.
3
Do Salt Lamps Work
Do negative air ions improve mood, anxiety, depression, alertness?
4
Microwaving Grapes Makes Plasma
A bisected grape in the microwave makes plasma. But how does it work? A grape is the right size and refractive index to …
5
Can You Recover Sound From Images?
Is it possible to reconstruct sound from high-speed video images?
6
Why Machines That Bend Are Better
Compliant mechanisms have lots of advantages over traditional devices. SimpliSafe is awesome security. It's really effec…
7
Can Humans Sense Magnetic Fields?
Research has found human brains can pick up on rotations of geomagnetic-strength fields as evidenced by drops in alpha w…
8
How Was Video Invented
I always wanted to know why film looked better than video. Moving electronic images have as long a history but were inve…
9
How to Understand the Black Hole Image
We are about to see the first image of a black hole, the supermassive black hole Sagittarius A* at the center of the Mil…
10
First Image of a Black Hole!
The Event Horizon Telescope Collaboration observed the supermassive black holes at the center of M87 and our Milky Way g…
11
Three Awesome High School Science Projects
The story of three impressive high school science projects. Can you guess which student won $250,000 in the #RegeneronST…
12
Magnetic Micro-Robots
Tiny robots activated by magnetic fields may be used in future biomedical procedures.
13
Why Are 96,000,000 Black Balls on This Reservoir?
I took a boat through 96 million black plastic balls on the Los Angeles reservoir to find out why they're there. The fir…
14
My Video Went Viral. Here's Why
My hypothesis is that the algorithm, rather than viewer preference, drives views on the site. As the algorithm shifts, v…
15
World's Lightest Solid!
Aerogels are the world's lightest (least dense) solids. They are also excellent thermal insulators and have been used in…
16
Can You Swim in Shade Balls?
I bought 10,000 shade balls and tried to swim in them. They appear to act like a non-Newtonian fluid: rigid under high s…
17
I Waterproofed Myself With Aerogel!
Aerogel has extraordinary properties but it can be tough to work with. This video looks at modifying aerogels to take ad…
18
How Cod Saved the Vikings
The Vikings suffered many hardships living in the north of Europe: long, cold winters and importantly a lack of sunlight…
19
Why Apollo Astronauts Trained in Nuclear Bomb Craters
Apollo astronauts trained in nuclear bomb craters at the Nevada National Security Site. But why?
20
Why the Future of Cars is Electric
Electric cars are now ready to take over thanks to advances in battery technology and their inherent benefits: torque, h…
21
Mars Helicopter (before it went to Mars)
The Mars Helicopter aims to make the first powered flight on another planet when it takes off on Mars as part of the Mar…
22
Making Liquid Nitrogen From Scratch!
I used a nitrogen membrane and Stirling cryocooler to liquefy nitrogen out of the air.
23
Flamethrower vs Aerogel
We put aerogel to the test vs 'not-a-flamethrower', a huge 2000°C flame to a large fiberglass blanket infused with silic…
24
Does Planet 9 Exist?
A planet has been predicted to orbit the sun with a period of 10,000 years, a mass 5x that of Earth on a highly elliptic…
25
The Bizarre Behavior of Rotating Bodies, Explained
Spinning objects have strange instabilities known as The Dzhanibekov Effect or Tennis Racket Theorem - this video offers…
26
Engineering with Origami
On first glance it's surprising that origami -- a centuries old art of folding paper to achieve particular aesthetics --…
27
Why Trees Are Out to Get You
Huge thanks to all the YouTubers who organized this. My apologies for the repost.
These videos are from 2012 so my inte…
28
3 Perplexing Physics Problems
Why does shaken soda explode? Does ice melt first in fresh or salt water?
29
Chaos - The Science of the Butterfly Effect
Chaos theory means deterministic systems can be unpredictable.
30
How to Slow Aging (and even reverse it)
Scientists like Prof Sinclair have evidence of speeding up, slowing, and even reversing aging.
31
Why New Years Resolutions Fail & How To Succeed
Common pitfalls of New Year's resolutions and how I plan to avoid them.
