Top news for December 21, 2008

Some COVID-19 survivors face another foe: PTSD

New study highlights first infection of human cells during spaceflight - Astronauts face many challenges to their health, due to the exceptional conditions of spaceflight. Among these are a variety of infectious microbes that can attack their suppressed immune systems.

Relatively Large Near-Earth Asteroid to Fly Safely Past Our Planet on March 21

“Photonic Sunflower” – Controlled by Light Alone, New Smart Materials Twist, Bend and Move

Experts recreate a mechanical Cosmos for the world's first computer

Traces of Earth's early magma ocean identified in Greenland rocks

RNA editing protein ADAR1 protects telomeres and supports proliferation in cancer cells

What fueled humans' big brains? Controversial paper proposes new hypothesis.

New perovskite LED emits a circularly polarized glow

Sea-level rise drives wastewater leakage to coastal waters