Uncategorized
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- Space
Next solar cycle could be a no-show
Three lines of evidence suggest that the sun’s next activity cycle will be delayed for years and may not happen at all, an outcome that could have major implications for Earth’s climate.
- Life
Female infidelity may violate goose-gander parity principle
Female birds stray from their mates in part because of cheating genes from their philandering fathers, a zebra finch study suggests.
- Humans
Human mutation rate slower than thought
First direct measurements show that the number of genetic typos inherited from each parent can be highly skewed toward either mom or dad.
- Tech
New technique spins superlong nanowires
Made from any number of materials, fibers are millionths of a millimeter across and kilometers long.
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- Chemistry
Molecules/Matter & Energy
Antimatter in a bottle, superfluid swirls, ladybug poisons and more in this week's news.
- Earth
Earth & Environment
Climate change brings a thirstier West and thinner polar bears, plus parsing the sun and moon's effects in this week's news.
- Life
Genes & Cells
Extreme sibling rivalry, mitochondrial breakups and tubular cells in this week’s news.
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Beer bubble math
The rate of change of bubble volume. If this quantity is positive, the bubble will grow; if it’s negative, it will shrink. A constant that depends on the temperature and the specific gas in the foam. (The foam on top of a glass of Guinness lasts unusually long because Guinness uses nitrogen in addition to […]
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