News
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Weather cycles may drive toad decline
For the first time, scientists have linked a global climate pattern to a specific mechanism of amphibian decline.
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Worm sperm stimulate ovulation
A sperm protein for movement also prompts egg maturation and ovulation.
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Huntington’s protein may be kidnapper
An abnormal protein associated with Huntington's disease kills cells by stealing another protein needed for cell survival.
- Astronomy
Solar cannibalism
Billion-ton clouds of charged gas hurled from the sun can overtake and eat their slower-moving gaseous brethren, complicating predictions of when and if one of these clouds might strike Earth.
- Astronomy
Raging sun provides earthly light show
At the tumultous peak of its 11-year activity cycle, the sun is spitting out X-ray flares and belching giant clouds of high-energy particles at a furious rate.
