News
- Planetary Science
Did rivers once run on the Red Planet?
A fan-shaped region of debris on Mars is providing new evidence that some places on the Red Planet, now bone-dry, once had long-lasting rivers or lakes.
- Tech
Glow with the flow
Potentially usable electricity flows when water is forced through millions of ceramic tubes thinner than a human hair.
- Tech
Glow with the flow
Potentially usable electricity flows when water is forced through millions of ceramic tubes thinner than a human hair.
- Physics
Dune leapfrogging is deciphered
Some wind-propelled sand dunes can pass right through each other if their relative sizes are right, new computer simulations indicate—although the sand grains of one dune don't actually penetrate through the other dune.
- Physics
Dune leapfrogging is deciphered
Some wind-propelled sand dunes can pass right through each other if their relative sizes are right, new computer simulations indicate—although the sand grains of one dune don't actually penetrate through the other dune.
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- Plants
Sweet Lurkers: Cryptic fungi protect chocolate-tree leaves
A whole world of fungi thrives inside tree leaves without causing any harm, and researchers now say these residents may help fight disease.
- Health & Medicine
Risk Profile: C-reactive protein may presage hypertension
High concentrations of the inflammatory compound C-reactive protein may signal an elevated risk of high blood pressure.
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Worried to Death: Lifelong inhibitions hasten rodents’ deaths
In rats with a fear of novel situations, an exaggerated hormonal response to minor types of stress adds up to a shorter life than that of bold rats.
- Earth
Slowing Puberty? Pesticide may hinder development in boys
Long-term exposure to the pesticide endosulfan may delay the onset of puberty in boys.
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