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- Life
Bolder snails grow stronger shells
Bold snails have tougher shells than shy snails. Understanding what drives snails to develop such differences is a bit of a challenge.
- Animals
Finland’s brown bears on surprise fast track to recover diversity
Brown bears in southern Finland show surprisingly fast improvements in genetic diversity and connections with other bears.
- Animals
When mom serves herself as dinner
For this spider, extreme motherhood ends with a fatal family feast.
- Physics
An even more precise atomic clock
An atomic clock described April 21 in Nature Communications is about three times as precise as its record-setting predecessor.
- Climate
Monster storm dominates view from space station
A stunning photograph from the International Space Station captures the size and power of Typhoon Maysak, which clamored through the Western Pacific.
- Animals
Whether froglets switch sexes distinguishes ‘sex races’
Rana temporaria froglets start all female in one region of Europe; in another region, new froglets of the same species have gonads of either sex.
- Plants
Bits of bacterial DNA naturally lurk inside sweet potatoes
Samples of cultivated sweet potatoes worldwide carry DNA from Agrobacterium cousin of bacterium used for GMOs.
- Astronomy
Cosmic rays misbehave in space station experiment
A puzzling feature in a new cosmic ray census may force physicists to rethink which cosmic objects send these speedy particles hurtling across the galaxy.
- Astronomy
Color differences could recalibrate cosmic acceleration rate
Color differences in a class of supernovas could lower estimates of how much dark energy is in the universe.
- Psychology
Big ears don’t necessarily come with baggage
In a small study, adults judged children and teens with big ears as intelligent and likable.
