Uncategorized
- 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.
- Tech
Readers share their experiences with DNA ancestry tests
Readers delighted in learning about Emmy Noether, and asked about autonomous taxis and how the first Americans may have arrived via coastal routes.
- Science & Society
What does fake news look like to you?
Editor in Chief Nancy Shute discusses the importance of being able to illustrate science visually.
- Health & Medicine
What leech gut bacteria can tell us about drug resistance
A bacteria found in leeches becomes drug resistant after only a small exposure to common antibiotics.
- 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.
- Paleontology
Paleontologists have ID’d the world’s biggest known dinosaur foot
Bigfoot has been found in Wyoming. It’s not a hairy, apelike creature; it’s a dinosaur.
- Health & Medicine
Pediatricians warn against chemical additives in food for kids
Common food additives found in meats, plastic packaging or metal cans may contain chemicals that harm children’s health.
- 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.
- Earth
The giant iceberg that broke from Antarctica’s Larsen C ice shelf is stuck
A year ago, an iceberg calved off of the Larsen C ice shelf. The hunk of ice hasn’t moved much since, and that has scientists keeping an eye on it.
- Genetics
50 years ago, scientists took baby steps toward selecting sex
In 1968, scientists figured out how to determine the sex of rabbit embryos.
