Astronaut and commander of the International Space Station Chris Hadfield takes this photo and tweets:
The dry folded skin of the Sahara desert, looking like the crust of a pie. Perfect for Pi Day!
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When pitted against one of the fastest men on two wheels in a ...
This species is almost never seen alive, so to see it alive and ...
What's amazing about it is that it was built with philanthropic dollars. This ...
Studio Liu Lubin designs a housing unit that is transportable and stacks up ...
Alcatraz Island is home to more than just ledgends and the ghosts of ...
Like fitting a camel through the eye of a needle...
