Uncategorized
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Why did the turtle cross the road?
A survey of painted turtles that perished while trying to cross a highway suggests that the freshwater species need more dry land than expected.
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Predators shape river world top-down
Hunting and no-hunting zones allow a rare test of the much-debated proposal that big carnivores shape their ecosystems from the top down.
- Health & Medicine
Hormone treats autoimmune disease
A medication combining the drug prasterone and hormone dehydroepiandrosterone, or DHEA, stabilizes or improves symptoms of lupus.
- Health & Medicine
Gene causes body-fat disorder
A gene linked to a form of muscular dystrophy also causes a disease that deposits fat unevenly after puberty.
- Health & Medicine
Stress and sleepless nights
Insomnia is associated with increases in stress hormones, boosts that persist all day and night.
- Physics
Gecko toes tap intermolecular bonds
For scurrying upside down on smooth ceilings and other gravity-defying feats, lizards known as geckos may exploit intermolecular forces between the surface and billions of tiny stalks under their toes.
- Physics
New equation fits nitrogen to a T
An elaborate, new equation that yields more accurate values for nitrogen's properties might have a multimillion-dollar impact in the cryogenic fluids industry.
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- Tech
Magnifier May Crack Crimes, Crashes
Gumshoes equipped with a novel device for magnifying magnetic fields may spy clues on damaged, erased, or deliberately corrupted audio tapes and other magnetic media.
- Earth
Enjoy the beach. . .while it’s still there
Up to a quarter of the structures within 500 feet of America's coastlines may be lost to erosion in the next 60 years, according to a report issued by the Federal Emergency Management Agency last week.
- Health & Medicine
DNA vaccine for measles shows promise
A measles vaccine consisting of just a couple of DNA strands proves effective in monkeys, possibly presenting an alternative or complementary vaccine for the standard immunization now used worldwide.
