At a sprawling ceremonial complex in southern Mexico, archaeologists say they have identified a 3,000‑year‑old layout that appears to encode a vision of the universe in earth and stone. The site, ...

When we start talking about Earth's origin, there are many theories on the table that have been tossed around for years, with the Big Bang hypothesis often leading the charge. But thanks to the James ...

NASA's SPHEREx observatory has completed its first map of the entire sky over Earth, and it is incredible. Scientists will also use SPHEREx data to investigate the evolution of galaxies over the 13.8 ...

If Earth-like planets require an extremely rare supernova encounter, then water-depleted rocky planets might be exceptional. But if cosmic-ray immersion is sufficient—and common—then the conditions ...

The Hubble Space Telescope has captured a new image of the interstellar comet 3I/ATLAS. 3I/ATLAS is the third-ever object discovered that originated from outside our solar system. The comet is not a ...