News
- Physics
Built for Speed: Novel transistor design spurns limits
The novel design of what's now the world's fastest transistor opens the possibility of even speedier devices that could operate as fast as a trillion cycles per second.
- Astronomy
Cosmic Primitive: Old star sheds light on early stellar formation
Astronomers have found one of the most chemically primitive stars known, dating to just a few hundred million years after the Big Bang.
- Anthropology
Stone Age Cutups: Deathly rituals emerge at Neandertal site
A new analysis of 130,000-year-old fossils found in a Croatian cave a century ago suggests that Neandertals ritually cut up corpses of their comrades and perhaps engaged in cannibalism.
- Health & Medicine
Messy Mix? Combined vaccine yields fewer antibodies
Some common childhood vaccines don't seem to work as well when administered with, or at the same time as, other vaccines.
- Paleontology
Egg-Citing Discovery: Dinosaur fossil includes eggshells
The first-ever find of shelled eggs inside a dinosaur fossil bolsters ideas about the reptiles' reproductive physiology.
- Health & Medicine
Smelly garlic: A lung tonic?
Fresh garlic or its powdered equivalent might prevent a potentially lethal condition in which pulmonary blood pressure is selectively elevated.
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Breath training aids sprint power
Breath training may help athletes who perform short, high-intensity activities such as sprinting.
- Health & Medicine
Blood hints at autism’s source
A new biochemical profile in blood may lead to earlier diagnosis of autism and a better understanding of its genetic causes.
- Health & Medicine
Viagra might rescue risky pregnancies
Viagra shows promise for limiting threats of fetal loss from preeclampsia, a type of high blood pressure that frequently occurs during pregnancy.
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Blue light keeps night owls going
A study of nine young men suggests that blue light is more effective than yellow at beating back sleepiness and muting key physiological changes that normally occur in late evening.
- Planetary Science
A moon with atmosphere
Magnetic measurements by the Cassini spacecraft have revealed that Saturn's moon Enceladus has a tenuous atmosphere containing water vapor.
- Earth
Blowflies shed mercury at maturity
Blowflies that absorb mercury from fish carcasses they feed on as larvae rid themselves of much of that toxic metal when they become adults.
