September 28th, 2012
06:11 PM ET

Why Goodall studies chimpanzees

CNN iReporter Chris Morrow interviewed legendary chimpanzee researcher Jane Goodall.

Goodall says we are closer to chimpanzees biologically and behaviorally than any other animal, so learning more about them gives us insights into our evolutionary past.

"We also learn to be a little humble, and realize we are part of, and not separated from, the rest of the animal kingdom," Goodall said.


Filed under: On Earth
September 28th, 2012
09:44 AM ET

Rover finds evidence of ancient water on Mars

If the Curiosity rover had been sent to Mars in ancient times, it might have found itself sinking in a stream.

The 2,000-pound super-rover, which made its now-legendary landing on Mars on August 6, has come across stones in conglomerate rock suggesting that water must have flowed there in the past.
One such rock outcrop is called Hottah, after Hottah Lake in Canada's Northwest Territories.

It looks like someone took a jackhammer and lifted up a sidewalk, said John Grotzinger, lead scientist for the Curiosity mission, at a press conference Thursday.

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Filed under: In Space • Mars

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