An astronaut photo from space reveals the vastness of China's fishing fleet. The fleet's size raises concerns about ...

Don Pettit spent a busy 220 days at the International Space Station. He conducted experiments, talked with students and ...

Don Pettit brought a photographer’s eye to orbit, capturing the artistry of the cosmos and our planet. In photos Don Pettit brought a photographer’s eye to orbit, capturing the artistry of the cosmos ...

A little over 240 years ago, birds were the only things that could fly above the ground untethered without eventually falling ...