Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Researchers have ...

There are places and times that feel unsettlingly between one moment and the next, these liminal spaces can be off-putting ...

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NASA’s Perseverance rover found possible signs of ancient life in rocks on Mars, keeping scientists up at night. NASA's Perseverance Mars rover took this selfie on July 23, 2024. To the left of the ...

For more than 25 years, humans have lived and worked continuously aboard the International Space Station, conducting research that is transforming life on Earth and shaping the future of exploration.

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WASHINGTON (AP) — Newly discovered fossils have given scientists their first real glimpse of when Earth made a crucial transition from plants and unrecognizably simple animals to the complex creatures ...