“Chicken legs” or “T-Rex legs”?

Why are bird legs shaped that way? And if birds descended from dinosaurs, why were there’s shaped differently? Find out here.


A Canadian is taking pictures of you

Hopefully you know that @Cmdr_Hadfield, an astronaut onboard the International Space Station, has been tweeting photos he takes of the Earth. They’re all awesome. In this short video, he talks about how he does it, and what he looks for. If only it were this easy to take amazing photos out your window…

Space cowboys and (planetary) rock stars

Remember the media fascination with the team behind the Mars Curiosity rover who apparently didn’t look nerdy enough to match our stereotypes of NASA engineers? There was “mohawk guy” and “that cocky guy with the sideburns”… This incredibly awesome piece in The New Yorker takes a look at the stories behind some of those folks. Find out what it was like to watch your amazingly complex creation land on another planet.

US rivers go to doctor for check-up

The EPA recently released an overview of water quality in streams and rivers across the country. There’s some good news, but some bad news, too. Check out the story I wrote about it here.

Has global warming slowed? That depends on whether you ask the ocean.

This recent study showed that the amount of energy accumulating in the deep ocean has increased over the last couple decades, which is likely the reason that atmospheric temperatures haven’t risen as sharply as they did in the 1990s.

NOVA – see Earth history as told by Australia’s rocks

There’s a great series playing on PBS NOVA right now (and for the next three weeks yet) that tells the story of Earth history using the geology of Australia. It’s called “Australia’s First 4 Billion years“. There’s plenty of way cool dino stuff in it, so you should check it out! I wrote a review of the series, if you want to learn a little more about it.