Uncategorized
- 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 - Space
Radiation ring around Earth mysteriously appears, then dissipates
Space probes detect temporary transition from two radiation belts to three, possibly in response to solar activity.
- Psychology
Video games take aim at dyslexia
Playing action video games gives a literacy boost to dyslexic children who read poorly, a disputed study suggests.
By Bruce Bower - Tech
Rats do tasks while connected brain-to-brain
Signals transmitted from one animal to another seem to share information, but usefulness of findings questioned.
- Neuroscience
Tadpoles with eyes in their tails see the light
Transplanted eyes in the creature’s tail can distinguish between red and blue.
- Life
Scientists race to understand deadly new virus
Emerging virus causes severe illness, but doesn’t spread as quickly as SARS.
- Health & Medicine
Therapy for milk allergy offers hope, and caution
A large study shows that gradual introduction of milk can benefit patients, but data from earlier, smaller studies suggest the protection can wane years after treatment.
By Nathan Seppa - Animals
How weaver ants get a grip
Strong sticking power and quick reaction time help the insects stay put in trees.
By Susan Milius - Health & Medicine
Allergy, Asthma and Immunology Meeting
Highlights from the annual meeting of the American Academy of Allergy, Asthma and Immunology, San Antonio, February 22-26, 2013.
By Nathan Seppa - Humans
News In Brief: Lipstick smudges reveal their identity
Raman spectroscopy allows forensics researchers to distinguish among dozens of lipsticks.