News
- Anthropology
Ethiopians reveal high-altitude twist
To the surprise of researchers, blood measures of oxygen-rich hemoglobin in Ethiopian villagers living more than 2 miles above sea level are the same as those of lowland dwellers.
- Physics
Prying apart antimatter
Matter and antimatter look reassuringly alike in physicists' first investigations of energy levels of antihydrogen atoms.
- Physics
Prying apart antimatter
Matter and antimatter look reassuringly alike in physicists' first investigations of energy levels of antihydrogen atoms.
- Health & Medicine
Herpes vaccine progresses
A new vaccine for genital herpes protects some women but not men.
- Health & Medicine
Herpes vaccine progresses
A new vaccine for genital herpes protects some women but not men.
- Paleontology
New fossil weighs in on primate origins
A 55-million-year-old primate skeleton found in Wyoming indicates that the common ancestor of modern monkeys, apes, and people was built primarily for hanging tightly onto tree branches.
- Paleontology
New fossil weighs in on primate origins
A 55-million-year-old primate skeleton found in Wyoming indicates that the common ancestor of modern monkeys, apes, and people was built primarily for hanging tightly onto tree branches.
-
Brain’s Moving Experience: Motion illusion yields a neural surprise
A brain-imaging study indicates that the primary motor cortex, the control center for issuing motor commands, also aids in the perception of the body's position and planning for upcoming movements.
- Health & Medicine
Male Pill on the Horizon: Drug disables mouse sperm but wears off quickly
A new oral drug created to ease a genetic disorder could have contraceptive benefits.
- Ecosystems
Trust That Bird? A bit of future-think lets jays cooperate
A blue jay will cooperate with a buddy for mutual gain in food despite opportunities to betray the partnership.
- Earth
Dust Up: Office bustle launches anthrax spores
The commotion of everyday business in indoor spaces contaminated with anthrax can launch the bacterium's dangerous spores into the air.
- Planetary Science
Martian History: Weathering a new notion
Researchers suggest that intermittent impacts by huge asteroids and comets some 3.5 billion years ago profoundly influenced the landscape of Mars.
