Uncategorized
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ClimateWeather patterns over Southern Hemisphere have a regular pulse
Variations in energy and rainfall over the Southern Hemisphere follow a pattern that repeats every 20 to 30 days.
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NeuroscienceCataloging the connections
Though a complete map of the brain’s connections is many years away, the mathematical theory of networks can help fill in some of the blank spots.
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NeuroscienceBrain shot
Deciphering how the brain’s circuitry produces thought and behavior is an ambitious and enticing goal on the scale of the Apollo Program or the Human Genome Project. But the neuroscientists involved in a new federal effort have many challenges ahead.
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GeneticsWhen flowers died out in Arctic, so did mammoths
Genetic analysis finds vegetation change in the Arctic around same time as megafauna extinction.
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AstronomyOld stars gleaned neighbors’ gas, Hubble data show
Blue straggler stars can continue to burn hot after taking material from a stellar companion.
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Materials ScienceScientists throw crystals a curve
Particles inside a sphere assemble into ordered ribbons, not lumps.
By Beth Mole -
NeuroscienceDiuretic may treat autism, study in rodents suggests
Drug that lowers chloride levels in brain cells staves off symptoms in mice and rats.
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TechThe gene sequencing future is here
The biggest expense in sequencing a human genome now is the cost of storing it.
By Beth Mole -
Planetary ScienceBig space rock makes an impact on Mars
An orbiting spacecraft snapped images of a huge crater and blast marks on the surface of the Red Planet.
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Science & SocietyFigure skating judges get a 10 for duplicity
Sport’s reform efforts have resulted in more nationalistic bias and vote trading.
By Bruce Bower -
Health & MedicineVitamin C could give chemo a boost
Injected into mice, the supplement helped anticancer drugs shrink tumors.
By Nathan Seppa -
NeuroscienceProsthetic provides sense of touch to man who lost hand
A new prosthetic hand restores a sense of touch by stimulating nerves in the arm.