Top news for December 21, 2008

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NASA Reveals Cosmic Christmas Tree and Celestial Wreath Illuminating Star Birth

Indian Ocean Tsunami Was the Deadliest in History. 20 Years Later, Challenges Still Remain.

Can Your Biological Age Be Reversed? AI Aging Clocks Reveal New Insights

The surprising link between saliva and stress during pregnancy

NASA’s X-59 Quiet Supersonic Jet Reaches a Major Milestone

High-Performance Nanodiamonds for Advanced Bioimaging and Quantum Sensing

This Is The World's Longest-Burning Bulb, And It Could Outlive Us All

How “Desert Roses” May Change Drug Delivery Forever

Human Thought Is Far Slower Than Your Internet Connection

In Some Doctors’ Offices, the Weigh-In Is No Longer Required