News
- Health & Medicine
Drug for migraines helps some patients
An experimental drug that slows blood flow in the brain knocks out migraine headaches in some people.
- Animals
Hornbills know which monkey calls to heed
Hornbills can tell the difference between two kinds of alarm calls given by monkeys.
- Planetary Science
Revisiting a forgotten planet
Engineers are readying a NASA spacecraft for a May 11 launch to Mercury, one of the least-explored planets in the solar system.
- Animals
New Green Eyes: First butterfly that’s genetically modified
Scientists have genetically engineered a butterfly for the first time, putting a jellyfish protein into a tropical African species so that its eyes fluoresce green.
- Health & Medicine
Meat of the Matter: Fish, flesh feed gout, but milk counters it
Nutrition research supports the ancient notion that a diet rich in meat contributes to the development of gout, a form of arthritis common in men.
- Tech
Special Treatment: Fuel cell draws energy from waste
Researchers have created a fuel cell that breaks down organic matter in wastewater and, in the process, generates small amounts of electricity.
- Health & Medicine
Shutting Off an On Switch: Novel drugs slow two cancers in mice
By shutting down a signaling molecule on cancerous cells, scientists have found a way to slow multiple myeloma and fibrosarcoma, tests in animals show.
- Astronomy
Deepest Vision Yet: Hubble takes ultralong look at the cosmos
Astronomers unveiled the deepest visible-light portrait of the universe ever taken, a million-second-long exposure by the Hubble Space Telescope that includes near-infrared images of what appear to be the most-distant galaxies known.
- Anthropology
Brain Size Surprise: All primates may share expanded frontal cortex
A new analysis of brains from a variety of mammal species indicates that frontal-cortex expansion has occurred in all primates, not just in people, as scientists have traditionally assumed.
-
Scrambled Dogma: Stem cells may make new eggs in women
Scientists may have come up with a new explanation for how a woman's biological clock works.
- Earth
Diesel fumes suppress immune response
Recurring exposure to soot particles from diesel exhaust fumes reduces the immune system's capacity to fend off infection, tests on rodents indicate.
- Health & Medicine
Two arthritis drugs work best in tandem
Two anti-inflammatory drugs for rheumatoid arthritis—methotrexate and etanercept—work better together than either does individually.
