Uncategorized
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A Spitting Image of Health
How saliva can help doctors diagnose disease.
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Darwin’s Tongues
Languages, like genes, can tell evolutionary tales.
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Space Eats
Astronaut journey to Mars requires new age nibbles.
- Chemistry
Headache tree is a pain in the brain
Following a gardener’s lead, researchers discover an ingredient in bay laurel that causes uncomfortable swelling of cranial blood vessels.
- Paleontology
Tooth stranger than fiction
A mammal fossil unearthed in South America resembles ‘Ice Age’ saber-toothed squirrel.
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- Space
Mars’ history is a fluid situation
Recent data from two spacecraft suggest the planet was mostly dry and cold, with a wet, warm subsurface.
- Earth
Pollution may be strengthening Asian cyclones
Sooty brown clouds may underlie the recent emergence of mega-storms striking from India to the Middle East.
- Life
Axing molecular zombies may slow aging
Killing off dormant cells slows the decline of mice genetically engineered to grow old fast.
- Humans
Humans’ entry into Europe pushed earlier
Homo sapiens fossils from Italy and England point to an early arrival and a longer time living alongside Neandertals.
- Physics
The sound of screech
Auditory experts decipher the blood-curdling nature of fingernails on a chalkboard.
