The high ground has always held strategic and tactical importance—from mountaintops in ancient battles to the orbital vantage ...

In 1927, Einstein used a variant of the double slit experiment – at that time only a thought experiment – to argue that ...

From ancient skulls that rewrote our origins to a 4,500-year-old papyrus that helped build the Great Pyramid, these six ...

Beneath the streets of Los Angeles lies one of the most prolific fossil sites in the world. At the La Brea Tar Pits, millions ...

The high ground has always held strategic and tactical importance—from mountaintops in ancient battles to the orbital vantage points of today. China and Russia are rapidly ...