Borrowing a leaf from biology to preserve threatened languages

One of the world's 7,000 languages vanishes every other week, and half - including scores of indigenous North American languages—might not survive the 21st century, experts say. To preserve as much linguistic diversity ...

Perking up and crimping the 'bristles' of polyelectrolyte brushes

If the bristles of a brush abruptly collapsed into wads of noodles, the brush would, of course, become useless. When it's a micron-scale brush called a "polyelectrolyte brush," that collapse can put a promising experimental ...

Twitter makes 'tweetstorms' easier with 'threads'

Twitter said Tuesday it would make it easier for users to build "tweetstorms" by linking together posts in "threads" to expound at length at the famously short-form messaging service.

Hubble's celestial snow globe

It's beginning to look a lot like the holiday season in this NASA Hubble Space Telescope image of a blizzard of stars, which resembles a swirling snowstorm in a snow globe.

Does New Horizons' next target have a moon?

Scientists were already excited to learn this summer that New Horizons' next flyby target – a Kuiper Belt object a billion miles past Pluto – might be either peanut-shaped or even two objects orbiting one another. Now ...

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