Life
We summarize the week's scientific breakthroughs every Thursday.
- Math
Cells take on traveling salesman problem
With neither minds nor maps- chemical-sensing immune players do well with decades-old mathematical problem, a computer simulation reveals.
- Life
Why diversity rules
A new experiment demonstrates the way a multitude of specialized species absorb nutrients more effectively than a highly productive one.
- Life
Sugar fuels growth of insulin-making cells
Mouse study suggests a new strategy for treating diabetes.
- Life
Worries grow over monarch butterflies
Migrants overwintering in Mexico rebounded somewhat this past winter, but still trending downward.
- Paleontology
Supersized superbunny
Fossils reveal a non-hopping giant rabbit that lived on the island of Minorca 5 million years ago.
- Life
Genes & Cells
Traditional medicine helps give the slip to bacteria, plus insulin insensitivity and dental plaque in this week's news.
- Life
Great-grandpa’s genes gone, effects stay
Removing an obesity-preventing scrap of DNA from a mouse lineage doesn’t prevent descendants from reaping its slimming benefits for generations.
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- 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.
- Humans
Noise is what ails beaked whales
Large-scale experiments reveal a sensitivity to sonar, apparently at lower levels than other species.
- Life
Brain chemical influences sexual preference in mice
Males lacking the neurotransmitter serotonin court both sexes equally, researchers are surprised to find.
