News
- Humans
Rising seas made China’s ancient mariners
Ancient environmental changes produced a maritime culture that colonized Taiwan 5,000 years ago, archaeologists contend.
By Bruce Bower - Humans
Hidden dalliance revealed by X-rays
A high-tech analysis uncovers a 19th century painter’s do-over.
- Life
Great-grandpa’s genes gone, effects stay
Removing an obesity-preventing scrap of DNA from a mouse lineage doesn’t prevent descendants from reaping its slimming benefits for generations.
- Humans
Just breathing in Iraq can be hazardous
Poor air quality is an added danger for troops, testing indicates.
- Health & Medicine
New drug boosts hepatitis C treatments
An experimental medication has cleared a major hurdle and seems poised for FDA approval, two studies show.
By Nathan Seppa - Space
First portraits of Mercury from orbit
MESSENGER spacecraft to capture more than 1,500 images in three days.
By Ron Cowen - Life
Wasps airlift annoying ants
In a scrap over food, being big and able to fly is an advantage.
By Susan Milius - Health & Medicine
Worms live longer with thioflavin T
A dye commonly used by Alzheimer’s disease researchers to spot misshapen proteins gives lab nematodes longer lives, scientists say.
- Space
First shot of Mercury from orbit
MESSENGER has radioed to Earth a new look at the first rock from the sun.
By Ron Cowen - Health & Medicine
New brain cell growth restores function
Regeneration in the hippocampus helps repair learning and memory after injury, mouse experiments suggest.
- Humans
Climate meddling dates back 8,000 years
Cutting down trees put lots of carbon into the atmosphere long before the industrial revolution began.
- Life
DNA flaws can stack up as cancer grows
Acute myeloid leukemia progresses by accumulating various mutations, according to an analysis of one man’s disease over time.