60-Second Science

Scientific American
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Oct 28, 2014 • 3min

Online Personalization Means Prices Are Tailored to You, Too

Christo Wilson, a computer scientist at Northeastern University, says prices online are "super subjective" and vary according to your past clicks and purchases or whether you are shopping on a mobile phone. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
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Oct 22, 2014 • 3min

Fecal Transplanters Fish Out Key Ingredient

The bacterium Clostridium scindens, a member of the gut’s microbiome, appears to ward off the hospital-acquired infection C. difficile. Christopher Intagliata reports Learn more about your ad choices. Visit megaphone.fm/adchoices
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Oct 21, 2014 • 4min

Coyote Size Forces Smartness

Topping out at about 20 kilograms, a coyote has to be able to hunt both smaller and bigger prey, and avoid being prey itself, a combination that selects for intelligence. Steve Mirsky reports   Learn more about your ad choices. Visit megaphone.fm/adchoices
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Oct 17, 2014 • 3min

Plant Thorns Increase When Defense Needed

In areas with few herbivores acacia plants don't bother to churn out many of the off-putting thorns. Cynthia Graber reports Learn more about your ad choices. Visit megaphone.fm/adchoices
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Oct 16, 2014 • 3min

Lemur Latrine Trees Serve as Community Bulletin Boards

Primatologists spent almost 1,100 hours watching lemurs do their business on their designated tree and concluded that urine and glandular secretions serve as posted messages. Steve Mirsky reports Learn more about your ad choices. Visit megaphone.fm/adchoices
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Oct 15, 2014 • 3min

Carnivorous Plant Inspires Anticlotting Medical Devices

By copying aspects of the slick surfaces of insect-catching pitcher plants, researchers created tubes that can carry blood without promoting the formation of blood clots or bacterial attachment. Cynthia Graber reports   Learn more about your ad choices. Visit megaphone.fm/adchoices
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Oct 13, 2014 • 3min

Less Well-Off Donate Bigger Income Percentage

Wealthier people on average gave a lower percentage to charity in 2012 than they did in 2006, while the less affluent increased their giving. Cynthia Graber reports   Learn more about your ad choices. Visit megaphone.fm/adchoices
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Oct 9, 2014 • 3min

To Walk, You Have to Fall in Step

Motion-capture technology reveals that the body falls forward and sideways as we walk, and the feet come down to restore balance. Karen Hopkin reports Learn more about your ad choices. Visit megaphone.fm/adchoices
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Oct 8, 2014 • 3min

2014 Nobel Prize in Chemistry

Eric Betzig, Stefan W. Hell and William E. Moerner share the 2014 chemistry Nobel for the development of super-resolved fluorescence microscopy, which has enabled the study of single molecules in ongoing chemical reactions in living cells. Steve Mirsky reports   Learn more about your ad choices. Visit megaphone.fm/adchoices
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Oct 7, 2014 • 3min

2014 Nobel Prize in Physics

Isamu Akasaki, Hiroshi Amano and Shuji Nakamura share the physics Nobel for the invention of efficient blue light–emitting diodes, which has enabled bright and energy-saving white light sources. Steve Mirsky reports   Learn more about your ad choices. Visit megaphone.fm/adchoices

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