The Harvard astrophysicist has devoted years—and thousands of interviews—to the idea that mysterious objects streaking ...

As America marks its 250th anniversary, President Trump's actions have drawn comparisons to monarchy, with critics pointing to his use of power to enrich himself and target political opponents. His ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

Researchers met recently for the first "Humans to Titan Summit 2026," which explored how to send astronauts to the huge ...