Astronaut Jeremy Hansen talks to Bob McDonald about the final preparations for his 10-day mission around the moon, where ...

On Episode 189 of This Week In Space, Rod Pyle and Tariq Malik talk with their favorite Newspace Buccaneer, Jeffrey Manber.

There are roughly 2.5 million known species on the planet, but scientists estimate that's only a fraction of the biodiversity on Earth. A new study shows we're finding new species like never before.

Archaeologists diving off the coast of Alexandria, Egypt, have discovered the remains of a 2,000-year-old "pleasure barge" ...