The key themes that defined the year behind us will also shape the one ahead. The most-read articles of 2025 tracked a return ...

Viruses typically aren’t considered ‘alive,’ as many core biological functions are outsourced to their potential hosts. But a newly discovered organism appears to straddle the line between virus and ...

With next-generation telescopes, tiny space probes, and more, scientists aim to search for life beyond our solar system—and make contact. Propelled to a fifth the speed of light by a laser beam more ...

The biological cycle of our existence seems relatively straightforward: we’re born, we live, we die. The end. But when you examine existence at the cellular level, things get a bit more interesting.