Nell Greenfieldboyce
Stories
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Uncovering the mystery of how algae makes snow green, red or orange
Snow isn't always white; algae can make it look green, red, or orange, and scientists are trying to understand how and why these colorful patches appear.
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These salamanders supercool themselves to handle the snow
Blue spotted salamanders can supercool themselves so they can walk over ice and snow during their spring migrations
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In the snow, these salamanders get supercool
Blue spotted salamanders have been seen walking across snow and new research suggests how they get by in the cold.
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Forget flowers: These ancient plants attract pollinators by getting hot
While many modern plants use colorful flowers to attract pollinators, ancient palm-like plants called cycads lure them by heating up and glowing in the infrared.
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Glitchy video calls can quietly tank your success, experiments show
If your video calls keep flickering and freezing, the stakes might be higher than a few moments of awkwardness. Experiments show glitches during video calls could undermine your chances for success.
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Your glitchy video calls may make people mistrust you
Brief glitches in video calls may seem like no big deal, but new research shows they can have a negative effect on how a person is perceived by the viewer.
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NASA astronauts celebrate Thanksgiving with Russian cranberry sauce
NASA has made sure that the International Space Station is well stocked for a Thanksgiving meal full of treats. Here's what's on the menu.
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At long last, the mystery of lightning on Mars is solved
A chance discovery by a NASA rover on Mars shows that the red planet has a form of lightning, which researchers had suspected for decades but never seen.
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How an ant colony can be tricked into betraying its queen
For some would-be ant queens, the easiest way to take over a colony is to dupe its worker ants into committing regicide.
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Why some ant colonies get tricked into killing their own queens
For some would-be ant queens, the easiest way to take over a colony is to dupe its worker ants into committing regicide.
