Top news for December 21, 2008

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Is Biodegradable Plastic Really a Thing?

Illuminating the Northeast U.S. – Stunning Nighttime View From Space

2,500-Year-Old Skeletons With Matching Injuries Reveal Grisly Punishments in China's Past

Study Reveals Stress May Make Us More Altruistic in the Face of Injustice

Smoking Fentanyl Linked to Toxic Brain Damage in First Reported Case

Researchers develop perovskite X-ray detector for medical imaging - EurekAlert

'Life-Changing' Device Helps More Than 40 Paraplegics Regain Arm And Hand Control

The World Is Ignoring the Other Deadly Kind of Carbon

Beautiful and Charming: Physicists Discover a New Tetraquark

Mars in a Flash: How Pulsed Plasma Rockets Are Revolutionizing Space Travel