Uncategorized
- Microbes
Gut bacteria respect diets, not borders
Malawian and Guahibo gut microbiomes resembled those of herbivorous mammals, while American guts were more similar to carnivores’.
- Climate
Mangroves move up Florida’s coast
Satellite images reveal that the tropical trees are expanding north up Florida’s Atlantic coast, taking advantage of rising winter temperatures.
- Astronomy
Relic of early universe found nearby
A galaxy little changed since the dawn of the universe shows up in our celestial neighborhood.
- Animals
Smoker’s breath saves caterpillars’ lives
Larvae of the tobacco hornworm caterpillar exhale nicotine, driving away predatory spiders.
- Health & Medicine
Vitamin E might limit Alzheimer’s decline
A trial of vitamin E in elderly veterans with Alzheimer’s shows promise for those in the early stages of the disease.
- Plants
Kleptoplast
A cellular part such as a light-harvesting chloroplast that an organism takes from algae it has eaten.
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- Tech
Reader favorites of 2013
For this issue, the editors selected the 25 most important and intriguing science stories of the year. But online readers seemed to point to a different bunch, showing just how subjective such an exercise can be.
- Cosmology
Best maps of the universe, bugs and all
Maps from the European Space Agency’s Planck satellite reveal the cosmos in a range of microwave and infrared frequencies.
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- Genetics
Top genomes of 2013
Scientists continue to decode the genetic blueprints of the planet’s myriad flora and fauna.
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