Roughly 2.5 million years ago, a nearby star exploded. Around the same time, the diversity of viruses infecting fish in Africa’s Lake Tanganyika rose dramatically. Three researchers from the ...

New fossil discovery reveals 535 million-year-old worms, annelids, that were already crawling and swimming, reshaping early ...

Over the course of nearly five months in 2022, NASA's Perseverance rover collected rock samples from Mars that could rewrite the history of water on the red planet and even contain evidence for past ...

The cool conditions which have allowed ice caps to form on Earth are rare events in the planet's history and require many complex processes working at once, according to new research. The cool ...

Earth has never stood still. Over its 4.5 billion years of history, our planet has been reshaped by different cataclysms and climate shifts. The atmosphere went through several changes, oceans froze ...