What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners of the universe, others right here on Earth." ...

Mars is about 140 million miles from our cozy planet. A human mission to that cold, rocky neighbor would mean being away from Earth for about 3 years. But the things those explorers would see and ...

The world's tallest mountain technically is not Mount Everest ... pollution.It offers what's arguably the best view of the observable universe, and right now the summit is host to 13 telescopes.

I want to try to encourage people to go and try challenges like this — not to let their disabilities or illnesses limit them, ...