Life
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We summarize the week's scientific breakthroughs every Thursday.
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LifeOldest mites in amber discovered
Two new species of arthropods found in 230-million-year-old fossilized resin show similarities to modern-day species.
By Meghan Rosen -
LifeAverage bear could be pretty smart
Computer tests of solitary species reveal animals’ ability to learn concepts.
By Susan Milius -
LifeKick in the gut may lead to IBD
Short-term infection could create conditions for long-term intestinal illness, a study suggests.
By Nathan Seppa -
LifeAntibiotics linked to fat buildup
Research in mice implicates changes in gut microbe mix; study in infants finds excess weight gain after use of the drugs.
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HumansGene may boost effects of peer pressure
DNA trait linked to tendency to be affected by high or low levels of alcohol and cigarette use in high school.
By Bruce Bower -
LifeUnusual virus may tie snakes in knots
Captive snakes with a fatal disease harbor viruses never before seen in reptiles.
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LifeMantis shrimp flub color vision test
Unexpectedly poor results on crustacean eye exams suggest there’s another way to perceive color.
By Susan Milius -
LifeSmell deals with deprivation differently
One odor-related brain region called the orbitofrontal cortex keeps the sense primed for resumed input during a cold.
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HumansNorth African Diaspora written in genes
DNA analysis of people from 15 groups identifies distinct groups and migrations.
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NeuroscienceWhen evaluating textbook dogmas about the brain, keep an open mind
When evaluating textbook dogmas about the brain, keep an open mind.
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LifeHow the elephant gets its infrasound
Just blowing air through a pachyderm’s larynx produces fundamental elements of the mysterious rumblings that send messages too low for people to hear.
By Susan Milius -
LifeRabies resistance arises in backwater thick with vampire bats
Residents of two remote Peruvian communities appear to have survived infection by the deadly virus.