How This Physics Trick Defies Gravity ...

The "city killer" asteroid 2024 YR4 won't hit Earth or the moon when it whizzes by in 2032, the latest James Webb Space Telescope observations confirm.

On April 8, 2024, people across the world witnessed a solar eclipse, a relatively rare event in which the moon occults (blocks out) light from the sun. To capture this event, volunteers at 143 ...

When the densest objects in the universe collide and merge, the violence sets off ripples, in the form of gravitational waves ...