[Monday, March 1, 2010] An asteroid strike may not only account for the demise of ocean and land life 65 million years ago, but may explain the geographic unevenness of extinctions and recovery, according to Penn State geoscientists.

[Tuesday, March 2, 2010] Extensive radar mapping of the middle-latitude region of northern Mars shows that thick masses of buried ice are quite common beneath protective coverings of rubble.

[Friday, March 5, 2010] Geologists have found evidence that sea ice extended to the equator 716.5 million years ago, bringing new precision to a "snowball Earth" event long suspected to have taken place around that time.

[Sunday, March 7, 2010] Planetary scientists have been puzzling for years over the honeycomb patterns and flat valleys with squiggly edges evident in radar images of Saturn's moon Titan.

[Sunday, March 7, 2010] The Herschel Space Observatory has revealed the chemical fingerprints of potentially life-enabling organic molecules in the Orion nebula, a nearby stellar nursery in our Milky Way galaxy.

[Monday, March 8, 2010] One factor that is not in dispute: the end of the Cretaceous 65.5 million years ago was marked by one of the most devastating extinctions our planet has faced.

[Saturday, March 13, 2010] Back in McMurdo after a productive and fun week at Lake Joyce, now we have only 2 days to get everything organized and packed for our second field site: University Valley.

[Monday, March 15, 2010] Help 25 of the top high school innovators design the future! On March 29th, the Spirit of Innovation Awards challenges YOU to vote for your favorite teams and help select this year's "Pete Conrad Scholars!"

[Wednesday, March 17, 2010] An international team of scientists, including several who are affiliated with UC Santa Barbara, has discovered a new planet the size of Jupiter.

[Wednesday, March 24, 2010] Weird coatings on rocks beside a young Martian crater remain puzzling after a preliminary look at data from examination of the site by NASA's Opportunity rover.

[Wednesday, March 24, 2010] So why does Dale take part in research and exploration missions to the Arctic and Antarctica? Two reasons.

[Monday, March 29, 2010] The NAI has organized a session entitled "Integrating Astrobiology Research Across and Beyond the Community" at the upcoming 2010 Astrobiology Science Conference in League City, Texas.