News
- Health & Medicine
Mouse brain cells live long and prosper
Mouse neurons live twice as long as usual when transplanted into rat brain, suggesting that brain deterioration may not necessarily accompany long life.
- Health & Medicine
Tracing pollution links to asthma, allergy
Excessive exposure to air high in diesel exhaust and wood smoke is tied to disabled immune-regulating cells in children.
- Earth
Moderate climate warming could melt permafrost
Ancient cave formations in Siberia reveal effects of warmer past on frozen ground.
- Life
Insulin levels wax and wane daily
Modern life may clash with the hormone’s natural cycle, new mouse research suggests.
- Space
New home for runaway black hole
Galactic merger and ejection may have sent a cosmic wanderer through deep space.
- Earth
Intensive care linked to BPA exposure in newborns
High levels of pollutant BPA occur in sickest babies, study finds.
- Life
Bees learn the electric buzz of flowers
Floral electric fields could join color and fragrance as cues to pollinators.
- Life
Chill turns monarchs north
Temperature manipulation appears to solve mystery of what triggers migratory butterflies’ homeward trip.
- Health & Medicine
Surgery shows promise in treating persistent heartburn
Ring-shaped device around esophagus prevents acid reflux so that patients can stop taking drugs.
- 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.
- Humans
Origins of alcohol consumption traced to ape ancestor
Eating fermented fruit off the ground may have paved way for ability to digest ethanol.
- Earth
Blood levels of BPA become source of controversy
New data question whether human blood measurements of BPA reflect sample contamination or just exaggerated exposures.
