Life
- Animals
Elephant seals recognize rivals by the tempo of their calls
The distinct sputtering-lawnmower sound of a male elephant seal’s call has a tempo that broadcasts his identity to competitors.
- Tech
This robot grows like a plant
A new soft robot navigates its environment by growing in a manner inspired by plants.
- Genetics
These genes may be why dogs are so friendly
Dog domestication may be the result of just a few genetic changes, including ones that made canines more interested in interacting with people.
- Health & Medicine
Common drugs help reverse signs of fetal alcohol syndrome in rats
A thyroid hormone and a blood sugar drug affect levels of a hormone needed for brain development, study in rats shows.
- Genetics
Dog domestication happened just once, ancient DNA study suggests
DNA of ancient canines counters idea that dogs were domesticated twice, in Europe and Asia.
- Agriculture
GM moth trial gets a green light from USDA
GM diamondback moths will take wing in a New York field trial.
- Animals
Water bears will survive the end of the world as we know it
Water bears have a till-death-do-us-part pact with the sun, study suggests.
- Life
These bacteria may egg on colon cancer
Streptococcus gallolyticus may goad colon cancer growth.
- Animals
Ravens pass tests of planning ahead in unnatural tasks
Clever birds may have evolved their own broad powers of apelike thinking about the future.
- Neuroscience
Brain activity helps build an alpha male
In mice, nerve cells in the prefrontal cortex influence whether an individual is dominant or submissive.
- Genetics
CRISPR adds storing movies to its feats of molecular biology
Video and images could be stored in living bacteria with a little help from the iconic gene editor, CRISPR.
- Animals
Whales feast when hatcheries release salmon
Whales: “They’re 40 feet long and they’re feeding on fish that are the size of my finger.”
