UK researchers have confirmed the existence of a “super Earth” located 20 light-years away that could reveal the existence of ...

Scientists found an intriguing world in our galaxy.

Astronomers who identified HD 20794 d say its proximity to its host star and orbital pattern suggest it could hold water.

Is it possible to dig all the way through the Earth to the other side? – Anishwar, age 8, India When I was a kid, I liked to dig holes in my backyard in Cincinnati. My grandfather joked that if ...