Top news for December 21, 2008

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Princeton study maps 200,000 years of Human–Neanderthal interbreeding

Everything We Know About the Interstellar Object 3I/ATLAS

Earth may have at least 6 'minimoons' at any given time. Where do they come from?

For Algorithms, Memory Is a Far More Powerful Resource Than Time

Newborn Babies and Alzheimer’s Patients Have This Surprising Thing in Common

Rethinking Inflammation: Is Everything We Know About Aging and Disease Wrong?

The biggest piece of Mars on Earth is going up for auction in New York

Where Did the Y Chromosome in the Spiny Rat Go, and How Did It Get There?

Feast your eyes on the shortlisted pics for the 2025 ZWO Astronomy Photographer of the Year Awards (photos)

Cannabis Use Is Linked to Epigenetic Changes, Scientists Discover