Human World

EarthSky 22: Mars big as the moon?

Listeners hear EarthSky 22 on 22 stations, and counting

Host: Jorge Salazar
Lead Producer: Mike Brennan

ES 22 Producers: Deborah Byrd, Beth Lebwohl, Ryan Britton, Emily Howard

Science News of the Week:

Earthly life arose from space materials, scientists say

Antarctic ice shelf calved icebergs after Tohoku tsunami

Heat-seeking vampire bats hone in on blood

Three-year journey brings Mars rover to rim of crater

Featured stories:

Water on Mars? Jorge speaks with planetary geologist Arthur McEwan of NASA. His team found evidence that may indicate there are salty water flows on certain slopes during the Martian summer.

Alfred McEwen: Possibility of flowing salty water on Mars

Image Credit: NASA

Will planet Mars appear as large as the full moon on August 27, 2011? Deborah Byrd reports.

Editor’s Note: Deborah Byrd made an error in explaining the Mars event. She said that – in 2003 – Mars had not been so close to Earth in millions of years. Actually, it was only 60,000 years. She apologizes for the exaggeration! Read more here: Will Mars appear as large as a full moon in August 2011?

Image Credit: NASA/JPL-Caltech

Bluefin tuna Beth Lebwohl spoke with Bruce Collette.

Bruce Collette on the sad state of tuna stocks

Biofuels in the U.S. Southwest Jorge spoke with Dr. Amy Wolf about the USGS study of biofuel’s potential.

This week’s musical contributors:

Sleep Good

Mother Falcon

Monarchs

Maneja Beto

The Black and White Years

One Hundred Flowers

Posted 
August 14, 2011
 in 
Human World

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