News
- Earth
Hey polluters! This billboard’s for you
Motorists generally like and respond to personalized billboard messages about when an engine tune-up may be warranted.
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Brain cells work together to pay attention
Cells in the brain's cortex may coordinate their electrical activity as attention shifts from visual to tactile information.
- Animals
Hormone still rules no-tadpole frogs
Coqui frogs may skip the tadpole stage, but within the egg, they undergo a metamorphosis ruled by thyroid hormone.
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Tough talk for depressed husbands
Positive comments directed by depressed men to their wives often elicit negative responses from the women, a conversational style that may contribute to the men's mood problems.
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Listen to the shapes
People use still-unspecified acoustic cues to discern the shapes of hidden, vibrating plates.
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Progestin adds to breast cancer risk
Women taking estrogen are more prone to get breast cancer if they are also taking the hormone progestin.
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Alcohol can induce fainting spells
Alcohol imbibed in modest quantities can disrupt the reflex that maintains blood pressure when a person stands up quickly, which may account for why some people faint when they down a few drinks and then stand up.
- Archaeology
Ancient Asian Tools Crossed the Line
Excavations in China yield surprising finds of 800,000-year-old stone hand axes.
- Earth
Recent heat may indicate faster warming
A new analysis of temperature records indicates that global warming may be picking up its pace.
- Health & Medicine
Fused cells hold promise of cancer vaccines
A vaccine composed of tumor cells fused to immune cells has helped several people survive advanced kidney cancer.
- Materials Science
Foamy polymers hit goal right on the nose
Biodegradable polymer foams made with a new technique can act as scaffolds for regenerating tissues that may someday be used as replacement body parts.
- Health & Medicine
Antibodies fight Ebola virus in mouse test
Specially designed antibodies can thwart Ebola virus in mice by binding to a glycoprotein on the surface of virus-infected cells, suggesting a potential treatment for the lethal disease.
