Houchin and his colleagues studied dozens of zircon crystals from the Jack Hills in Western Australia. These are the oldest ...

San Francisco night owls got a special treat on Tuesday as the fog and cloud cover cleared out just enough that a rare " ...

Watch as the Earth casts its shadow on the moon during this morning's total lunar eclipse over the U.S. This timelapse was ...

An incredible total lunar eclipse is still unfolding across North America, though totality has now come to an end. Earth's shadow transformed the full moon into a dramatic blood moon earlier tonight ...

Over 3.3 billion people across the Americas, Asia and Oceania will get a glimpse of the climactic blood moon phase, as the lunar disk — fully immersed in Earth's inner shadow i ...