Physical sciences/Earth sciences/Geology/Physical geology/Earth structure/Earth core
The search for evidence that life evolved somewhere beyond Earth, or has evolved on Earth has led to interesting research, but has yielded no signs of any extra-terrestrials. Still, if some form of life were found, people would probably react positively.
A roundup of upcoming science, technology, engineering, and math webinars, Twitter chats, and events.
First-Ever Images of Planets Orbiting Distant Stars Win the 2009 AAAS Newcomb Cleveland Prize, Supported by Affymetrix