The rate of human-produced light is increasing in the night sky by as much as 10% per year, making it difficult for astronomers to study the night sky.

Musk’s vision emphasized scale, with an initial $10-15 billion investment and 12-15 years timeline, achieved faster than ...

Iraq’s prime minister has approved disciplinary measures against senior commanders in a paramilitary force after clashes with ...

NEW YORK — Aland Etienne, the security guard murdered in a mass shooting committed by Park Avenue shooter Shane Tamura after spending the final moments of his life trying to ...

Four astronauts returned to Earth on Saturday after hustling to the International Space Station five months ago to relieve ...