Tuesday Links

by Debby Witt

How would the Earth change if you drained the oceans? If you dumped the water on top of the Curiosity rover, how would Mars change as the water accumulated?

Video: Real-life superhuman blows up hot-water bottles with his nose.

Doc Holliday’s dental chair available at auction.

Excellent gallery of airships.

Reporter offers an awkward tutorial on what to do in a bear encounter.

Why mosquitoes bite some people more than others.