The first Earth Day happened shortly thereafter, on April 22, 1970. Of course, astronauts on their way to the Moon can ...

Webb has two decades ahead of it, but it's already captured some stunning images. Here are 35 of our favorites.

The 49-year-old was out of sorts in losing the morning session 5-4 but returned later in the day to turn things around and admitted afterwards he was battling strong feelings. After edging 6-5 ...

Check out 24 of the world’s must unusual landscapes — from the hellish Darvaza Gas Crater in Turkmenistan to the “snow ...