Uncategorized
- Materials Science
Between the Sheets: In reactors and nanotubes, errant atoms get a grip
A new computer simulation predicts that neutron irradiation of graphite displaces atoms and bonds in unexpected ways.
- Materials Science
Invent by Number: Researchers predict, then produce superior titanium alloys
Researchers have developed a new method or making titanium-based alloys with many qualities far superior to those in any alloy previously known.
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Left brain hammers out tool use
Structures in the brain's left hemisphere coordinate the ability to use familiar tools such as hammers and saws.
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Gestures help words become memorable
Relevant hand gestures make a speaker's words more memorable to listeners, whereas inappropriate hand gestures undermine recall for what was previously said.
- Health & Medicine
Body wraps caused rash of rashes
A CDC investigator has linked an outbreak of skin infections to unsanitary practices at a body wrap salon.
- Health & Medicine
Transfusions and transplants spread West Nile virus
Donated blood and organs should be screened to prevent transmission of West Nile virus, federal officials say.
- Health & Medicine
Africa faces new meningitis threat
A vaccine-resistant and previously rare strain of deadly bacteria caused an epidemic of meningitis last year in western Africa and seems to have disseminated around the world.
- Health & Medicine
Vaccine didn’t cause heart deaths
Fatal heart attacks that recently struck two people after they were vaccinated against smallpox were probably unfortunate coincidences, not adverse consequences of vaccination.
- Physics
Fusion device crosses threshold
By sparking thermonuclear reactions, a machine called Z has joined the big leagues among potential technologies for producing power from controlled nuclear fusion.
- Astronomy
Echoes of a stellar outburst
Light from the outburst of a star has revealed its dusty surroundings.
- Health & Medicine
Shots stop allergic reactions to venom
An immune therapy prevents allergic reactions to the sting of the jack jumper ant, a pest common to Australia.
- Physics
Light rambles through room-temperature ruby
Researchers have dramatically slowed light within a solid at room temperature.
