Life
- Neuroscience
Measuring brain waves may help predict a patient’s response to anesthesia
Brain signatures hint at whether a person will resist or succumb to anesthesia.
- Environment
PCB levels still high in Europe’s killer whales, smaller dolphins
PCBs banned for decades still show up at extremely high concentrations in Europe’s killer whales and other dolphins.
By Susan Milius - Animals
Alien species fly on the wings of ducks and other waterbirds
Ducks, geese and other waterbirds can transport nonnative species and help alien invaders establish themselves.
- Science & Society
Insights into sexes’ differing responses to stress
Chronic stress takes its toll on everyone. One of our reporters follows a line of research suggesting that stress hits women harder (or at least differently) than men.
By Eva Emerson - Life
Signs of food allergies may be present at birth
Overactive immune cells may prime babies for food allergies.
- Genetics
Drug candidate fails to improve symptoms of fragile X syndrome
A drug designed to treat fragile X syndrome has proven ineffective in clinical trials.
- Genetics
Drug candidate fails to improve symptoms of fragile X syndrome
A drug designed to treat fragile X syndrome has proven ineffective in clinical trials.
- Animals
Capturing the wonders of hummingbird flight
Recent computer simulations reveal how hummingbirds manipulate the air around them to aid in flight.
By Andrew Grant - Animals
Ants don’t make decisions on the move
Worker ants stand still while processing environmental cues and planning their next moves, a new study suggests.
- Paleontology
Fossils provide link in dino crest evolution
Fossils from a newly identified duck-billed dinosaur in Montana could explain how their descendants developed flamboyant nose crests.
- Animals
The fine art of hunting microsnails
Flotation, tact and limestone all prove vital to the quest for microsnails.
By Susan Milius - Neuroscience
His stress is not like her stress
When the pressure doesn’t let up, men and women react differently. The root of the difference may be messaging within the brain.
By Susan Gaidos