News
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Some police see through killer’s lies
For the first time, a person's ability to size up a highly motivated liar has been assessed in a study of police officers viewing videotaped interviews of a murder suspect.
- Planetary Science
Images suggest icy eruptions on Ganymede
New stereo images of Ganymede, the solar system's largest satellite, suggest that eruptions of water or slushy ice a billion or more years ago gave parts of the moon a facelift, creating long, flat bands of nearly pure water-ice.
- Health & Medicine
Vaccine may prevent some cervical cancers
A new vaccine spurs people to produce a strong immune response against human papillomavirus, a virus that can infect both men and women and causes cervical cancer in women.
- Ecosystems
Fish Epidemic Traces to Novel Germ
A new mycobacterium, related to the one causing tuberculosis, is responsible for a mysterious epidemic sickening some of the Chesapeake Bay's most prized fish.
- Health & Medicine
AIDS-treatment guidelines revised
A panel of scientists has changed the guidelines for prescribing medication for HIV-infected patients, considerably lowering the suggested T-cell-count and HIV-copy thresholds.
- Health & Medicine
AIDS drug performs well in early test
A new drug called T-1249, which keeps the AIDS virus from fusing with immune cells, proves largely safe in people.
- Health & Medicine
Some HIV patients getting transplants
Organ transplants succeed in some HIV-infected people, spurring further research into this practice.
- Health & Medicine
Anti-HIV mutation poses hepatitis risk
A genetic mutation that protects people from AIDS may also make them susceptible to hepatitis C.
- Physics
Lasers nudge into nuclear medicine
Using a tabletop laser, researchers produced a medically useful isotope usually made in warehouse-size particle accelerators called cyclotrons.
- Physics
Muffled shots tell a lot about snow
A snowfield muffles gunshots in a way that can now be used to reveal important traits of the snow.
- Astronomy
Cassini at Jupiter: Eyeing the Io torus
The Cassini spacecraft has captured the most detailed images ever taken of the Io torus, a doughnut-shaped ring of charged particles that surrounds Jupiter and is replenished by the planet's moon Io.
- Astronomy
Ancient Mars water: A deep source?
A new analysis of a Mars meteorite that fell to Earth suggests that much of the water believed to have once flowed on the surface of the Red Planet came from eruptions of molten rock that originated deep within the planet.
