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Science

Alexa, are you safe for my kids?

Alexa, are you safe for my kids?

Talking to a device that talks back can be entertaining and educational for children. But psychologists say children can develop relationships with these devices that can be different than adults.
by Michaeleen Doucleff and Allison Aubrey

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When the state sinks, science is the anchor

When the state sinks, science is the anchor

As history has shown, political and ideological repression passes -- but scientific knowledge remains, says astrophysicist Marcelo Gleiser.
by Marcelo Gleiser

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Amid GMO strife, food industry vies for public trust in CRISPR technology

Mushrooms that don't brown? Pigs resistant to diseases? Though the process does not introduce foreign genetic material into food or livestock, getting consumers to buy in will be an uphill battle.
by Kristofor Husted

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Under congressional microscope, Twitter vows new 'transparency' on ads

Under congressional microscope, Twitter vows new 'transparency' on ads

The microblogging service has promised a new wave of disclosure about who uses it to advertise as the Hill continues probing the Russia imbroglio.

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Astronaut Paul Weitz dies at 85; veteran of Skylab and Shuttle missions

Astronaut Paul Weitz dies at 85; veteran of Skylab and Shuttle missions

Selected by NASA in 1966, Weitz went on to fly on the first manned Skylab mission and performed vital space walks to fix the stricken station. He later commanded the maiden flight of Challenger.

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CRISPR bacon: Chinese scientists create genetically modified low-fat pigs

CRISPR bacon: Chinese scientists create genetically modified low-fat pigs

Scientists have used CRISPR, a new gene-editing technique, to create pigs that can keep their bodies warmer, burning more fat to produce leaner meat.
by Rob Stein

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Troubled by Flint water crisis, 11-year-old girl invents lead-detecting device

Troubled by Flint water crisis, 11-year-old girl invents lead-detecting device

The Colorado seventh-grader was unimpressed by the options her parents had to test water in their home. So she created a sensor-based device using chemically treated carbon nanotubes to do it faster.

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Orionid Meteor Shower will peak overnight, with best show before dawn

Last year, the Orionids were hampered by a bright moon. But this year, there's barely a sliver of moon in the sky, which should allow the remnants of Halley's Comet to shine.

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