A deep-sea robot has captured the world’s first confirmed footage of a colossal squid alive in the wild. The juvenile squid ...

In a major discovery, scientists using the James Webb Telescope found the strongest signs yet of possible life beyond our solar system—gases in a planet’s atmosphere that, on Earth, come only from ...

The term is applied to radically different compositions across more than 1,000 years of history. We need a better definition.