News
- Genetics
Here’s why wounds heal faster in the mouth than in other skin
Wounds in the mouth heal speedily thanks to some master regulators of immune reactions.
- Planetary Science
Mars (probably) has a lake of liquid water
A 15-year-old Mars orbiter has spotted signs of a salty lake beneath the Red Planet’s south polar ice sheets.
- Health & Medicine
Lowering blood pressure may help the brain
Aggressively treating high blood pressure had a modest positive effect on the development of an early form of memory loss.
- Physics
The Planck satellite’s picture of the infant universe gets its last tweaks
Scientists have released the last big result from the cosmic microwave background experiment Planck.
- Tech
A new kind of spray is loaded with microscopic electronic sensors
For the first time, researchers have built circuits on microscopic chips that can be mixed into an aerosol spray.
- Oceans
Shallow reef species may not find refuge in deeper water habitats
Coral reefs in deep-water ecosystems may not make good homes for species from damaged shallow reefs.
- Health & Medicine
How a variation on Botox could be used to treat pain
Drugs that incorporate modified botulinum toxin provide long-term pain relief, a study in mice finds.
- Animals
New ‘Poké Ball’ robot catches deep-sea critters without harming them
A machine that gently catches and releases animals underwater could help researchers take a more detailed census of the deep sea.
- Paleontology
An ancient swimming revolution in the oceans may have never happened
Swimmers may not have suddenly dominated the oceans during the Devonian Period after all: New analyses suggest they took over much more gradually.
- Planetary Science
Jupiter has 12 more moons than we knew about — and one is bizarre
Astronomers found a dozen previously unknown moons of Jupiter, and one may be a remnant of a larger moon that was all but ground to dust.
- Environment
Wildfires are making extreme air pollution even worse in the northwest U.S.
America’s air is getting cleaner — except in places that are prone to wildfires.
- Neuroscience
Pregnancy depression is on the rise, a survey suggests
Women today may be at greater risk of depression during pregnancy than previous generations.
