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The Milky Way may merge with the Large Magellanic Cloud in 2 billion years, not Andromeda, contrary to previous findings.

The personal care products suppress reactions between skin oils and ozone. It's not clear how, or if, this chemistry change might impact human health.

Warm temperatures, not just predator pressure, may favor luna moths' long bat-fooling streamers, a geographic analysis of iNaturalist pics shows.

Circular landforms speckling the Venusian surface may be the work of tectonic activity.

Molecular evidence from a 2-million-year-old southern African hominid species indicates sex and genetic differences in P. robustus.

The Trump administration is cutting $1 billion in grants that support student mental health. That has educators worried.

A new genetic study could help saolas survive by enabling better searches through environmental DNA. But some experts fear they may be extinct already.

Simulations show that the stars' tug could send Mercury, Venus or Mars crashing into Earth -- or let Jupiter eject our world from the solar system.

The personalized CRISPR treatment could be the future of gene therapy, but hurdles remain before everyone has access.

New studies show that astrocytes, long thought to be support cells in the brain, are crucial intermediaries for relaying messages to neurons.