News
- Life
Good cholesterol may not be what keeps the heart healthy
Genetic study suggests that higher levels of HDL aren’t directly responsible for the lower risk of cardiovascular disease seen in population studies.
- Animals
Better bird nesting also good for giant manta rays
Disrupting tree canopies on a Pacific atoll discourages big fish off shore through a long chain of ecological consequences.
- Chemistry
Dancing droplets reveal physics at work
Magnetic fields can deflect liquid oxygen subject to the unusual “Leidenfrost effect.”
- Health & Medicine
Coffee gives jolt to life span
Unlike wine's, coffee's benefits apparently keep increasing well beyond the first two servings.
- Space
Stellar superflares’ trigger challenged
Massive eruptions on sunlike stars might not require magnetic interactions from a big, hot, nearby planet.
- Humans
Don’t listen to advice, and other advice from Nobel laureates
Top scientists share stories and words of wisdom with finalists at the Intel International Science and Engineering Fair.
- Tech
Paralyzed woman grips, sips coffee with robot arm
For the first time, a brain-computer interface is powerful enough to enable useful movement in human patients.
- Humans
At ISEF, fusion is hot
A South Carolina teen makes the finals of the 2012 Intel International Science and Engineering Fair by developing a directed neutron source.
- Earth
Natural sinks still sopping up carbon
Ecosystems haven’t yet maxed out their ability to absorb fossil fuel emissions, new calculations suggest.
- Health & Medicine
Even moderate noise may harm hearing
Chronic, low-level sound exposure causes deficits in rats.
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Schizophrenia’s core genetic features proposed
Researchers may be closing in on the inherited component of a disease whose causes have been difficult to establish.
- Life
Gene study links stronger memories, PTSD
New finding may help explain why some people experience psychological problems after traumatic experiences.
