For the first time, astronomers have spotted a star that exploded not once, but twice. A new image of a roughly 300-year-old supernova provides visual evidence that some dying stars undergo a double ...

President Trump is pushing through with his tariff agenda, unveiling a new batch of letters to country leaders outlining ...

There are many sides to this story. Scientists remain baffled over a mysterious 12-sided bronze object dating back to the ...