Expansiveness of the universe

The floating magnet

See also:

Space elevator

Eruption of Mount St. Helens

Description: "Beginning on Sunday, May 18, 1980, the once beautiful symmetrical cone, rising 9,667 feet above sea level, lost over 8.8 billion cubic yards of ice, rock and dirt, and 1,300 feet of height. "

Gaussian Gun

Card tricks

Skydiving

How to make a kitchen whisk

The amazing whisk

Description: They are found in almost every kitchen, but surprisingly there’s only one U.S. manufacturer. Follow us inside the Best Manufacturers' plant ... all » for a rare visit to see how a whisk is made.

Go behind the scenes at an animal hospital

NOVA: Animal Hospital

Here's the description: What happens when your beloved pet gets sick? Go behind the scenes for this offbeat, sometimes humorous, sometimes sad portrait of pets, ... all » their owners and their vets. From racehorses under the knife for cancer, to Manhattan hounds on Prozac, to a gorilla needing a physical, you'll view the mini dramas that unfold everyday in homes, zoos and veterinary hospitals.

How powerful is a tank?

Have you ever wondered how powerful a tank is? Here's an example:

Cool jet

The Inner Life of a Cell

Play the high-resolution version of the video:

The inner life of a cell

It very badly needs a narration to tell you what you are seeing, but it is cool even without it.

Understand how hearing works

It's not the most exciting video in the world, but in the firt 5 minutes it has a nice explanation of hearing.

Understanding hearing and hearing loss

Astronaut loses camera in space

Here is another EVA video. Starts to get interesting about minute 3:20 as they exit the airlock.

Stop motion film - Tony vs. Paul

An interesting example of stop-motion photography:



The film is madeby taking a snapshot, moving the charactrs or objects a tiny bit, taking another snapshot, and so on.

Claymation is another example of the same technique:

Building an igloo

See also this cool link on the ICE BOX Igloo Tool. There is a nice video on that page.

Living in space

Part 1:



Part 2:



Part 3:

how a spider makes silk

Shirt-folding invention

Jet powered bicycle

More more information on jet engines like this: Wren turbojets and Tiny Turbojet



What you are looking at in the second video is a pair of pulse jet engines. The guy with the mask is using a leaf blower to help start the engines. You can see, especially in the night shots, that these engines get really hot when they are running. There are lots of places on the Web to learn more about home-built jet engines. Try typing, for example, the phrase "build your own pulse jet engine" into Google. For example, see: Valveless Pulse Jet and How to build a primitive gas turbine engine

Octopus eats shark

Science of sports

Notice how there is a rational reason for the way the coach places the players. Player 4, for example, has a reason for being there, and there is something that he/she is trying to accomplish in that spot.

Chemical reaction

Extreme Kite Flying

Spray paint art

See how a spray paint artist makes an image...

http://video.google.com/videoplay?docid=6594554782453026779

Skydiving into a stadium

Nokia 6230 disassembly

Also interesting: disguised cell phone towers:

Tour of the International Space Station

Crash Test A Saftey Bollard

da Vinvi robot surgeon

Click here for the video:

da Vinvi robot surgeon

The first four minutes show the robot and are very interesting. After that they get into an actual surgery, and it is not for the squeamish.

See also this video of the robot itself:

The da Vinci robot

Steam museum