Top news for December 21, 2008

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Depression risk higher after stroke vs. heart attack and female vs. male stroke survivors

Suspicions on True Origin of World's Oldest 'Impact Crater' Have Now Been Confirmed

Cancer Patients Less Protected By One Shot Of Covid-19 Vaccine, Study Suggests

Newfound super-Earth alien planet whips around its star every 0.67 days

Breakthrough lays groundwork for future quantum networks

The Oldest Stars Help Tell us how big the Universe is

Global Phenomenon of Firefly Tourism Takes Flight, Sparking Wonder and Concern

Unlocking the Mysteries of the Bio/Nano Interface

How the U.S. Pandemic Response Went Wrong--and What Went Right--during a Year of COVID

Not so fast, supernova: highest-energy cosmic rays detected in star clusters