Astronomy
First Known Map of Night Sky Found Hidden in Medieval Parchment
The fabled star catalog from the ancient Greek astronomer Hipparchus had been feared lost
Stories by Jo Marchant
Behavior
Language Patterns Reveal Body’s Hidden Response to Stress
Volunteers' use of certain words predicted stress-related changes in gene expression better than their self-reported feelings
Space & Physics
Cosmic-Ray Particles Reveal Secret Chamber in Egypt's Great Pyramid
Researchers use muon detectors to find a hidden 30-meter-long space, which could help reveal how the 4,500-year-old monument was built
Policy
Male Scientists Share More--but Only with Other Men
Evolutionary differences blamed for squeezing out female researchers
Environment
Massive Iceberg's Split Exposes Hidden Ecosystem
Biologists rush to study creatures living beneath Larsen C ice shelf before they disappear
Biology
Human Skeleton Found on Famed Antikythera Shipwreck
Two-thousand-year-old bones could yield first DNA from an ancient shipwreck victim
Health
Placebo Effect Grows in U.S., Thwarting Development of Painkillers
Analgesics struggle to get through clinical trials as the response to sham treatments has become stronger
Evolution
Mystery of Darwin's "Strange Animals" Solved
An analysis using ancient collagen protein could permit the study of fossils older than DNA allows
Mind & Brain
How Happiness Boosts the Immune System
Researchers have struggled to identify how certain states of mind influence physical health. One biologist thinks he has an answer
Evolution
Iron in Egyptian Relics Came from Space
Meteorite impacts thousands of years ago may have helped to inspire ancient religion
