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Science

As we leave more digital tracks, Amazon Echo factors in murder investigation

As we leave more digital tracks, Amazon Echo factors in murder investigation

Arkansas police have served a warrant to Amazon looking for possible recordings from a murder scene. Privacy advocates have predicted a wave of cases involving smart home devices and gadgets.
by Alina Selyukh

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A brief history of food emoji: Why you won't find hummus on your phone

A brief history of food emoji: Why you won't find hummus on your phone

There are burgers and sushi, and even the salacious eggplant, but where are the dumplings and salad? Creating a more culturally diverse menu of food emoji is harder than you think.
by Laura Oliver

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Vera Rubin, who confirmed existence of dark matter, dies at 88

Vera Rubin, who confirmed existence of dark matter, dies at 88

The astrophysicist's groundbreaking research on spiral galaxies provided evidence of invisible dark matter. She was a pioneer in an era when women were excluded from many astronomy programs.

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Feeling less than grateful? Some people are just wired that way

Feeling less than grateful? Some people are just wired that way

Gratitude is linked to better physical and mental health. But some people are wired in a way that that they place less value on it. And quickie exercises to boost gratefulness may not pay off.
by Katherine Hobson

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Rare snowfall blankets dunes in the Sahara

Rare snowfall blankets dunes in the Sahara

An amateur photographer in Algeria captured beautiful images of a rare phenomenon this week: the red and white swirl of snow dusting sand dunes in the Sahara.
by Maggie Penman

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This Christmas song brought to you by the world's tiniest radio receiver

This Christmas song brought to you by the world's tiniest radio receiver

Engineers made a radio receiver with building blocks the size of two atoms. One benefit of a radio so small you can barely see it: The machine works at extremely high temperatures.
by Rebecca Hersher

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This doll may be recording what children say, privacy groups charge

This doll may be recording what children say, privacy groups charge

Privacy advocates have filed a complaint with U.S. regulators about the Internet-connected doll called My Friend Cayla. They say the toy can record and transmit everything children say to it.

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Warning: This Christmas carol may haunt your dreams

Warning: This Christmas carol may haunt your dreams

A team of scientists at the University of Toronto has taught a computer to compose and perform its own Christmas song -- one perhaps destined to be on a "Westworld" soundtrack.

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Yahoo's big breach helps usher in an age of hacker anxiety

Yahoo's big breach helps usher in an age of hacker anxiety

Yahoo has become the worst-case example of an unnerving but increasingly common phenomenon -- massive hacks that steal secrets and other potentially revealing information.
by Associated Press

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Yahoo says hackers stole information from over 1 billion accounts

Yahoo says hackers stole information from over 1 billion accounts

The company says the intruders accessed names, email addresses, phone numbers, dates of birth and even security questions. This is the second major hack announced by Yahoo in less than three months.
by Rebecca Hersher

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