A carbon dioxide-mapping satellite and four Earth-observation spacecraft are scheduled to launch tonight (July 25) from South ...

Nestled in forests worldwide, an army of giant wooden trolls want to show humans how to live better — without destroying the ...

A team of students from the University of Arizona is in Poland to help search for the remains of missing crew members from an ...

Editors: Story has been updated from original, with material from the president of the Arizona Obesity Organization. Slug: ...