Life
- Life
Cell biologists learn how Zika kills brain cells, devise schemes to stop it
Cell biologists are learning more about how the Zika virus disrupts brain cells to cause microcephaly. Meanwhile, several strategies to combat the virus show preliminary promise.
- Paleontology
Dinosaur tail preserved in amber, with feathers
The tail of a dinosaur trapped in amber includes both feathers and identifiable bits of bone.
- Life
Cells avoiding suicide may play role in spread of cancer
A newly discovered process can pull cells back from the brink of death.
- Genetics
Epigenetic marks may help assess toxic exposure risk — someday
Exposure to things in the environment may change chemical tags on DNA and proteins, but it’s still unclear how to use that data to assess health risks.
- Life
Early RNA may have used isolation strategy to defeat useless mutants
Temporary barriers help RNA escape shorter, faster-replicating parasites
- Neuroscience
Health official calls on neuroscience to fight mental illness
When it comes to mental health, all countries are developing countries, WHO official says, appealing to neuroscience for help.
- Animals
Why crested penguins lay mismatched eggs
After long migratory swims, crested penguins lay one small and one larger egg.
- Life
Having an extra chromosome has a surprising effect on cancer
Extra chromosome copies may protect against, not cause, cancer.
- Ecosystems
Losing tropical forest might raise risks of human skin ulcers, deformed bones
Bacteria that cause Buruli ulcer in people flourish with tropical deforestation.
- Neuroscience
Brain waves show promise against Alzheimer’s protein in mice
Flickers of light induce brain waves that wash amyloid-beta out of the brain, mouse study suggests.
- Animals
Why a mountain goat is a better climber than you
For the first time, scientists have analyzed how a mountain goat climbs a cliff. Big muscles in the shoulder and neck help a lot, they find.
- Life
Cell distress chemicals help embryos quickly heal
The chemicals trigger drawstring-like structures that help close wounds.
