News
- 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.
- Astronomy
Distant cluster suggests low-weight cosmos
Lured by the radio beacon of a faraway galaxy, astronomers have discovered the most distant cluster of galaxies known in the universe.
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Can visiting a plant ruin an experiment?
Merely walking up to a plant and handling its leaves may skew outcomes in studies of predators attacking plants.
- Health & Medicine
Active lung gene signals cancer spread
The newly discovered LUNX gene, active only in lungs and in lung tumors that have spread outside that organ, may help in determining which lung cancer patients are likely to suffer a recurrence.
