A puzzling cosmic blast detected in both light and gravitational waves may hint at a previously unseen type of explosion, challenging astronomers to rethink how neutron stars are born and collide.

Astronomers have noticed a long and very unusual luminous trail in their observations. This stretched structure, where stars ...

For nearly a century, some of the strangest questions in physics have revolved around how quantum objects move, interact and share information in ways that defy everyday intuition. Now a cluster of ...