On June 30, 1908, an asteroid tore across the sky above a remote part of Siberia before erupting in a cataclysmic explosion.

Years-long strategy, meant to degrade Tehran and its terror proxies ahead of open conflict, could prove difficult to sustain ...

The court upheld state laws in West Virginia and Idaho barring the participation of transgender female athletes from girls’ and women’s sports teams.

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