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SCIENCE IN THE NEWS DAILY

Choosing a Sugar Substitute

from the New York Times (Registration Required)

White. Pink. Blue. Yellow. On restaurant tables everywhere, the colors of the sweetener packets instantly identify the contents. Sugar. Saccharin. Aspartame. Sucralose.

Reaching for one to pour into a cup of coffee or tea can sometimes feel like sweetener roulette, with the swirl of confusing, conflicting assertions about which are safe and which are not.

Alissa Kaplan Michaels, for one, never picks pink. She still associates saccharin with cancer. The Food and Drug Administration sought to ban it in the 1970s, because rats that gorged on the chemical developed bladder cancer.

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VIDEO: The Promise and Peril of Drones

CummingsDrones

The automation of tasks at work and at home is just around the corner, including driving cars, piloting planes, delivering packages, and transporting weapons. Unmanned aerial vehicles are rapidly evolving to meet both society’s and the military’s needs in automation and better efficiency.
During her time as one of the first female fighter pilots in the US Navy, Dr. Missy Cummings observed that computers could take off and land a plane more precisely than humans. Because of this breakthrough and her fascination with this growing technology, she began human–drone interaction research.

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