Uncategorized
- Health & Medicine
Penicillin allergy? Think again.
Most people are either mislabeled with a penicillin allergy or get over it with time, and doctors don’t always think to check.
- Health & Medicine
Microcephaly cases surge in Colombia following rise in Zika infections
More than 400 cases of microcephaly have been reported in Colombia this year, months after Zika virus infections peaked in the country.
- 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.
- Quantum Physics
Vacuum’s quantum effect on light detected
Light can be polarized through interactions with empty space.
- 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
- Health & Medicine
Oldest traces of smallpox virus found in child mummy
The oldest genetic evidence of smallpox comes from variola virus DNA found in a child mummy buried in a church crypt in Lithuania.
- Animals
Why crested penguins lay mismatched eggs
After long migratory swims, crested penguins lay one small and one larger egg.
- Earth
Third kind of quasicrystal found in Russian meteorite
A new quasicrystal found inside a Russian meteorite is the first ever found in nature before being synthesized in the lab.
- 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.
