News
- Paleontology
Ancestor of Kings: Early progenitor of T. rex had a crest
Paleontologists have unearthed remains of the oldest known dinosaur of the tyrannosaur clan.
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Chimps creep closer yet
Humans evolved most slowly of all primates, with chimps a close second.
- Health & Medicine
Mouth cancer data faked, journal says
A study by a Norwegian researcher claiming that anti-inflammatory drugs reduce the risk of mouth cancer in smokers was based on faked data.
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Finding a face place in monkeys’ brains
Monkeys recognize a wide variety of faces thanks to a brain area that specializes in face perception.
- Tech
Virus has the Midas touch
Researchers have recruited a stringlike virus to carry nanoscale loads of gold that could serve as imaging agents in cancer diagnosis.
- Earth
Prions’ dirty little secret
The malformed proteins responsible for mad cow disease bind tightly to clay, a finding that points to farm soil as a potential long-term reservoir for these infective agents.
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Depression’s rebirth in pregnant women
Expectant mothers who temporarily stop taking their antidepressant medication stand a good chance of sinking back into depression while pregnant.
- Health & Medicine
Newborn head size linked to cancer risk
Healthy newborns with big heads face an increased risk of brain cancer.
- Animals
Hawk skin sends UV signal
The patch of skin above a hawk's beak looks orange-yellow to us, but to another hawk, it may broadcast ultraviolet sex appeal.
- Animals
Bird-Safe Rx: Alternative drug won’t kill India’s vultures
Researchers have found an alternative to the livestock drug that has accidentally poisoned a majority of the vultures in India and neighboring countries.
- Health & Medicine
Protecting People from a Terrifying Toxin: Vaccine stimulates immune response against ricin
In its first test in people, a vaccine against the toxin ricin appears safe and generates antibodies that are expected to be protective against the potential bioterrorism agent.
- Earth
Cold and Deep: Antarctica’s Lake Vostok has two big neighbors
Trapped beneath Antarctica's kilometers-thick ice sheet are two immense bodies of water that may harbor ecosystems that have been isolated for millions of years.
