The video revealed that the Moon may hold massive underground caverns — pit craters over 100 meters deep — that could become ...

On Dec. 5, 1955, in one of the early civil rights actions in the South, Black Americans declared a boycott of city buses in Montgomery, Ala., demanding seating on an equal basis with white people.

Dive into the universe's biggest splash! A far-off quasar reveals a massive cloud of water vapor, surpassing all Earth's ...

Conan the Barbarian is nothing if not an experienced traveler. As creator Rober E. Howard famously wrote, Conan is destined "to tread the jeweled thrones of the Earth under his sandaled feet.” Conan's ...

A new study by researchers at the University of Amsterdam shows how gravitational waves from black holes can be used to reveal the presence of dark matter and help determine its properties. The key is ...