News
- Agriculture
Some bioenergy crops are greener than others
In the Upper Midwest, switchgrass trumps maize at boosting ecological health.
- Astronomy
Galaxies’ missing mass may hide in gas clouds
Vast reservoirs of previously undetected gas could account for much of galaxies’ matter, solving a cosmic mystery.
- Astronomy
Enormous cosmic lens magnifies supernova
Galaxy warps light of distant exploding star, greatly increasing its brightness.
- Life
Marine microbes shed packets of DNA, nutrients
The world’s most abundant marine microorganism, the photosynthetic bacteria Prochlorococcus, spits out nutrient-rich vesicles into ocean waters, perhaps for genetic exchange or as a survival mechanism.
- Neuroscience
A schizophrenia drug turns on protein factories in cells
Haloperidol reshapes neurons, which might explain how the medicine works.
- Computing
Materials’ light tricks may soon extend to doing math
A simulation paves the way toward metamaterials that can perform ultrafast complex mathematical operations using light waves.
- Health & Medicine
Pacemaker treats sleep apnea
Experimental device works for many patients who can’t use breathing machines.
- Animals
Dog-paddle science debunks notion of underwater trot
From Newfoundlands to Yorkshire terriers, canines swim with similar, distinctive gait.
- Psychology
Migraines respond to great expectations
Patients get more pain relief from drug and placebo labeled as headache busters than from those labeled as dummy pills.
- Astronomy
Supernova is a dust factory
Grains of matter spewed by stellar explosion offer clues to early star formation.
- Astronomy
Unusual three-star system promises new test of gravity
A unique stellar threesome could help astronomers test the leading theory of gravity to unprecedented precision.
- Neuroscience
Hormone hampers effects of marijuana
Study of pot-blocking brain chemical in rodents could lead to new treatments for cannabis addiction.
