If you were to imagine all of Earth's history as just one day, as in Carl Sagan's cosmic calendar, humans wouldn't arrive ...

For weeks, Elena Adams has been leading her team at the Applied Physics Laboratory (APL) in Laurel, Maryland, through ...

Companies have made impressive progress in measuring Earth’s environmental changes from space. GHGSat, an emissions-monitoring company in Montreal, Canada, tracks methane leaks from landfill sites and ...

A recently discovered asteroid roughly the size of a commercial jet will pass within 1 lunar distance of Earth on Sept. 3. Here's how you can watch the flyby live online, courtesy of the Virtual ...

Scientists may have found the first planet ever detected around our closest “solar twin,” a star called Alpha Centauri A, the same real-life star that was home to the fictional moon Pandora in James ...

NASA’s Transiting Exoplanet Survey Satellite (TESS) has been used to discover Earth-size planet TOI 700 e. It is "orbiting within the habitable zone of its star – the range of distances where liquid ...

Katy has a BA in Humanities and Philosophy, with over 20 years of experience in online and print publishing. She was named the Association of British Science Writers' Editor of the Year in 2023.

Stem cells age faster and become functionally exhausted in low Earth orbit, making crewed long-duration space travel even ...

CAPE CANAVERAL, Fla. — Scientists revealed Wednesday that Mars’ innermost core appears to be a solid hunk of metal just like Earth’s. The Chinese-led research team based their findings on seismic ...

Maria Morava is a Newsweek reporter based in Edinburgh, U.K. Her focus is reporting on relationships. She has covered news, culture and trends, and entertainment at previous publications. Maria joined ...