Life
We summarize the week's scientific breakthroughs every Thursday.
- Life
Killer whale mama’s boys live longer
Survival benefits may explain females’ extended life span following menopause.
- Life
Stem cells may help in treating deafness
A new method triggers the development of sound-sensitive neurons in the inner ear.
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- Life
New swine flu virus could infect people
Strains found in Korean pigs contain gene mutations that make them potentially transmissible to humans.
- Life
International Congress of Neuroethology, College Park, Md., August 5–10
Dung beetle gaits and the whine of a mosquito's flight
- Chemistry
Too-young caterpillars like scent of sex
Larvae respond to mate-attracting pheromones, raising evolutionary questions about what a very grown-up chemical signal could mean to them.
- Life
Team releases sequel to the human genome
ENCODE reveals the machinery that switches genes on and off.
- Humans
DNA unveils enigmatic Denisovans
Technical advances amplify the genetic record of a Stone Age humanlike population, ancestors of modern Melanesians.
- Life
Oldest mites in amber discovered
Two new species of arthropods found in 230-million-year-old fossilized resin show similarities to modern-day species.
- Life
Average bear could be pretty smart
Computer tests of solitary species reveal animals’ ability to learn concepts.
- Life
Kick in the gut may lead to IBD
Short-term infection could create conditions for long-term intestinal illness, a study suggests.
- Life
Antibiotics linked to fat buildup
Research in mice implicates changes in gut microbe mix; study in infants finds excess weight gain after use of the drugs.
