Top news for December 21, 2008

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He’s the Last Great Land Artist You’ve Never Heard of

SpaceX launches satellite repair drone with 10-foot robotic arms to Earth orbit (video)

1,700 H.I.V. Treatment Sites Closed After Trump Aid Cuts, a Study Finds

Susumu Tonegawa Dies at 86; Nobel Laureate Showed How Antibodies Fight Infection

Billions of miles and thousands of years in the making: This is the life of a Perseid shooting star

Magic mushrooms may reshape the brain long after the trip ends

A Week of Smoky Skies Across North America

UVA Engineering’s John Scully named one of SURA’s two 2026 Distinguished Scientist Award recipients - EurekAlert!

Try a little tenderness - new study into humans' closest ape relatives suggests physical touch can promote social harmony - EurekAlert!

The Rock That Killed The Dinosaurs Was One of The Rarest Types in The Solar System – Which Made It Even Deadlier