Top news for December 21, 2008

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E.P.A. Promotes Fertilizer Carrying PFAS, Long After 3M Shared Risks

Sync Your Calendar With the Solar System

New Year's Resolutions Didn't Stick in 2024? Scientists Say Try This For 2025

Volcanoes Ruled Out: Fresh Evidence Uncovers What Ended the Dinosaur Era

Scientists Pin Down the Origins of a Fast Radio Burst

Scientists Trace Fast Radio Burst to Surprise Source For First Time

How to Watch the Quadrantids Meteor Shower, First of 2025, Peak Tonight

NASA’s InSight Lander Fades Into Mars Dust: Final Images Unveiled

New study suggests that dark energy is an illusion. A new study argues that we've got it all wrong. The authors argue that dark energy doesn't exist.

Researchers take a glimpse at the structure of rare tetraquarks