Vertical Aligned Carbon Nanotube Surface (VA-CNTs) promising for Spider Man

submitted by: andrewsun

Zhonglin Wang and co-workors mimic the toe of gecko and produce an adhesive surface that can hold a 100kg person with a normal hand area.

Liangti Qu, Liming Dai, Morley Stone, Zhenhai Xia, and Zhong Lin Wang
Science 10 October 2008 322: 238-242 [DOI: 10.1126/science.1159503]

The leaky faucet

submitted by: scidust

An experiment using dry ice

Bubbles Floating on Carbon Dioxide

submitted by: Don Mackay

Carbon dioxide is denser than air and so bubbles (filled with air) will float in an acquarium filled with CO2.

Dry Ice Bubble Art

submitted by: Don Mackay

Make a piece of art by mixing dry ice, paint, and water. Ok, it's not da Vinci, but it's fun.

Soda Erruption with Dry Ice

submitted by: Don Mackay

Add a piece of dry ice to a 2 liter bottle of soda and stand back.


submitted by: naomix

What happens when dry ice and water combine in a water bottle? Water shoots out at high speeds!