6,170 results
- Health & Medicine
Ingredient might prevent sexually transmitted disease
A seaweed derivative that's commonly added to many consumer products as a thickening agent can inhibit the virus that causes cervical cancer and genital warts.
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The experiments with mice infected with the 1918 influenza virus are important but not surprising. John Barry’s The Great Influenza: The Epic Story of the Deadliest Plague in History (2004, Viking) explains that many, perhaps most, of the victims were killed by the overreaction of their immune systems. This may be why most of the […]
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Sniffle-Busting Personalities: Positive mood guards against getting colds
People with generally positive outlooks show greater resistance to developing colds than do individuals who rarely revel in upbeat feelings.
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Herpes Runs Interference: Researchers discover how virus sticks around
Herpes simplex virus 1, which causes cold sores, uses a short, double-stranded RNA to outwit a cell's defensive measures.
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Chimps lead way to HIV birthplace
A viral analysis confirms that the global AIDS epidemic originated in chimpanzees living in southeastern Cameroon.
- Health & Medicine
Defending against a Deadly Foe: Vaccine forestalls fearsome virus
A single injection of an experimental vaccine prevents infection by the lethal Marburg virus in monkeys.
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Hand gels falter
Alcohol-based gels may not effectively eliminate from people's hands a type of virus that causes millions of cases of diarrhea worldwide each year.
- Tech
Virtual Worlds, Real Science
Epidemiologists and social scientists are tapping into virtual online worlds inhabited by millions to collect data with real-world uses.
- Animals
Not-So-Elementary Bee Mystery
Old-style epidemiology casework combines with an array of 21st-century lab tests in the search for clues to the disappearance of honeybees.
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Sick and Tired: Tracking paths to chronic fatigue
Stressful experiences and a genetic predisposition toward emotional turmoil contribute to some cases of chronic fatigue syndrome.
- Materials Science
Wired Viruses: New electrodes could make better batteries
With the aid of a bacteria-infecting virus, researchers have engineered cobalt oxide-and-gold nanowires that can be used as electrodes for lithium-ion batteries.
- Ecosystems
Tortoise Genes and Island Beings
Geneticists and conservation biologists are joining forces to untangle the evolutionary history of giant Galápagos tortoises and to safeguard the animals' future.
