We can learn a lot from life on Earth as we hunt for life elsewhere in the universe. At the moment, there is just one place in the cosmos where we know life has evolved, Earth.

Matteo Bruno and his colleagues at the Sony Computer Science Laboratories in Rome calculated the walkability of more than ...

My wife and I recently visited Pearl Harbor in Hawaii. I always wanted to visit the place of the infamous attack of Dec. 7, 1941. Pearl Harbor symbolizes the start of U.S. involvement in World War ...