What do aliens sound like? We have no idea, but for Hollwood's smash hit "Project Hail Mary", that was the question that Oscar-winning sound editor Ethan Van der Ryn ("King Kong," "The Lord of the ...

In the frozen vastness of Antarctica, a giant, spider­like antenna eavesdrops on radio waves pulsing around Earth via our planet’s magnetic field. Triggered by solar winds and lightning, these waves ...

A new SETI study argues that turbulent space weather around distant stars can smear out ultra‑narrow alien radio signals, meaning technosignatures may already have reached Earth.