Scientists proposed an explanation for the formation of Vallis Schrödinger and Vallis Planck near the lunar south pole, which ...

Projectiles flying faster than bullets from a blast 130 times bigger than the global nuclear stockpile helped form giant ...

This impact unleashed about 130 times the energy of the current global inventory of nuclear weapons. Read more at ...

Craig Moore, a local photographer I was skiing with, was unphased. “Oh that was Turkey Tom,” he said. Here in the Montana ...

Two gigantic canyons on the moon — both deeper than the Grand Canyon — were carved in less than 10 minutes by floods of rocks ...

When we were planning what hikes we wanted to do in our trip to Zion National Park the first week in January, Matthew ...