Hosted by Dr. David Grinspoon Dr. Grinspoon is an astrobiologist. He is currently the Senior Scientist at the Planetary Science Institute and was the former inaugural Chair in Astrobiology at the Li… [+24902 chars]
Researchers in China have described yet another freaky sex habit of spiders (as if there werent enough already): Some male spiders launch themselves at great speed off their cannibalistic female part… [+3323 chars]
If you were an alien looking at Earth from a great distance, it would have looked mostly the same right up until 10,000 years ago. That’s when humans invented agriculture, and the planet has never be… [+2724 chars]
NASA is pushing the pause button to the start of its newest moonshot program. On Monday, personnel at the agencys Kennedy Space Center in Cape Canaveral, Florida, began to roll back the 5.75-milli… [+2403 chars]
