Life
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Animals
Native pollinators boost crop yields worldwide
Farms with crops from coffee to mangoes don’t get the best yields if they rely solely on honeybees.
By Susan Milius -
Life
Sperm swim against the current
Human and mouse sperm both follow upstream currents to the egg.
By Meghan Rosen -
Life
Impact craters may have been a toasty home for early life
The heat generated during a cosmic crash could have nurtured ancient organisms.
By Erin Wayman -
Neuroscience
Tadpoles with eyes in their tails see the light
Transplanted eyes in the creature’s tail can distinguish between red and blue.
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Life
Scientists race to understand deadly new virus
Emerging virus causes severe illness, but doesn’t spread as quickly as SARS.
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Animals
How weaver ants get a grip
Strong sticking power and quick reaction time help the insects stay put in trees.
By Susan Milius -
Life
Insulin levels wax and wane daily
Modern life may clash with the hormone’s natural cycle, new mouse research suggests.
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Life
Bees learn the electric buzz of flowers
Floral electric fields could join color and fragrance as cues to pollinators.
By Susan Milius -
Life
Chill turns monarchs north
Temperature manipulation appears to solve mystery of what triggers migratory butterflies’ homeward trip.
By Meghan Rosen -
Chemistry
Synthetic nanomaterial can recognize viruses
The new method may have advantages over antibody-based technologies.
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Tech
Imaging technique offers look inside hearing loss
Two-photon microscopy visualizes hair cells in the inner ear, offering insights into processes leading to deafness.