Uncategorized
- 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.
- Space
Atom & Cosmos
Dead stars may actually be a good place to hunt for life, plus organic-free asteroids and watery comets in this week’s news.
- 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.
- Chemistry
Japan nuke accident seen from Seattle
Radioactive particles retrieved in the Pacific Northwest offer clues to events inside the crippled Fukushima Daiichi plant.
- Earth
Major earthquakes not linked
Global seismic risks don’t rise following big events, scientists say.
- Chemistry
Molecules/Matter & Energy
Sulfur found in life's possible early building blocks, plus fingerprint clues and frozen blood in this week's news
- Earth
Earth/Environment
Monsoons may have sped India's tectonic plate, plus saber-toothed reptiles and leaden bones in this week's news.
- Space
Planets take shape in embryonic gas clouds
A new theory of planetary formation may explain variety seen in extrasolar searches.
- Humans
Noise is what ails beaked whales
Large-scale experiments reveal a sensitivity to sonar, apparently at lower levels than other species.
- Health & Medicine
Obesity messes with the brain
Excess weight may compromise memory and concentration, possibly by spurring inflammation that damages white matter.
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Big Fishing Yields Small Fish
Researchers map predator loss and predict unstable oceans.
