The highlight of the new chart is a wake of stars, stirred up by a small galaxy set to collide with the Milky Way. The map could also offer a new test of dark matter theories.
The defensive system is meant to zap swarms of aggressive drones.
A series of blinking, pyramid-shaped “unidentified aerial phenomena” were filmed by a Navy pilot over a U.S. destroyer off the coast of San Diego.
Earth’s continents have been leaking nutrients into the ocean for at least 3.7 billion years, new research suggests.
The American space agency’s Ingenuity Mars helicopter has photographed the Perseverance rover.
Our hominin ancestor had bigger brains and probably went extinct with climate change. Who are we to judge?
Collins, known as the ‘forgotten astronaut’, kept command module flying while Neil Armstrong and Buzz Aldrin walked on the moon
The Pleistocene epoch, which started 2.6 million years ago and lasted until about 11,700 years ago, was crucially important for our hominin ancestors.
One crater on Mars shows signs of an ancient glacier that melted from the top down.
That glow you see at sunrise or sunset is caused by cosmic dust. For decades astronomers thought it came from asteroids but now they’re not so sure
