Life
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Life
Body’s clock linked to depression
Gene activity in the brain suggests that circadian rhythms are off-kilter in people with depression.
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Animals
The secret behind the alligator’s toothy smile
Dental stem cells enable the reptile to grow new teeth every year, researchers find.
By Meghan Rosen -
Animals
Cannibalistic spiders may just be choosy guys
Male Micaria sociabilis may choose to have older female for lunch, not sex.
By Susan Milius -
Life
Exploration forges differences in identical twins
Mice with the same genes and surroundings diverged in brain development depending on how much they moved around their environment.
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Animals
Malaria mosquito dosed with disease-fighting bacteria
After thousands of tries, lab gets parasite-carrying insect to catch Wolbachia.
By Susan Milius -
Life
Gut bacteria adapt to life in bladder
E. coli moving between systems may cause urinary tract infections.
By Meghan Rosen -
Humans
Europe is one big family
Continent's ancestry merges about 30 generations ago, genetic study finds
By Meghan Rosen -
Animals
Tongue bristles help bats lap up nectar
High-speed videos capture stretched-out tongue bumps that stretch out so nectar-feeding bats can slurp up their food.
By Meghan Rosen -
Neuroscience
Pieces of Light
How the New Science of Memory Illuminates the Stories We Tell About Our Pasts by Charles Fernyhough.
By Science News -
Animals
Winged robots may shed light on fly aerobatics
After years of trying, researchers create flapping machines that can hover and perform rudimentary flight maneuvers.
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Animals
Evolutionary enigmas
Comb jelly genetics suggest a radical redrawing of the tree of life.
By Amy Maxmen