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Topic: Rebecca Williams

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  • Water on Mars: NASA scientists are 'excited' (+video)

    Mars rover Curiosity found rocks on the Martian surface that are too big to be carried by wind, so researchers suppose water must have existed on Mars at one time. Over the next two years, Curiosity will continue its search for signs of ancient microbial life on Mars.

  • What's on Mars? Evidence of water (+video)

    On Thursday, NASA's Mars Curiosity rover identified what are believed to be rocks moved by water that once flowed on the Red Planet. Curiosity's further exploration is hoped to determine whether Mars was once inhabited by microorganisms. 

Doing Good

 

What happens when ordinary people decide to pay it forward? Extraordinary change...

Dave Valle started Esperanza International in 1995. Since then, Esperanza has given $38 million in microloans to support small businesses.

Dave Valle plays on a new field: microloans that help to end poverty

As a pro baseball player in the Dominican Republic Dave Valle saw poverty up close. Now his microloans are helping to end it.

 
 
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