Science Quickly

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

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

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

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

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

John O'Keefe, May-Britt Moser and Edvard I. Moser share the prize for their discoveries of cells that constitute a positioning system in the brain. Steve Mirsky reports   Learn more about your ad choices. Visit megaphone.fm/adchoices

Compounds in reindeer and moose saliva interfere with the production of toxins in plants that ordinarily stop animals from dining on the vegetation. Karen Hopkin reports   Learn more about your ad choices. Visit megaphone.fm/adchoices

Increased palm oil yields could unintentionally have the effect of creating a bigger demand for land for even more palm oil planting. Cynthia Graber reports   Learn more about your ad choices. Visit megaphone.fm/adchoices

The soil in Manhattan's Central Park contains microbial life that also exists in deserts, frozen tundra, forests, rainforests and prairies. Steve Mirsky reports Learn more about your ad choices. Visit megaphone.fm/adchoices

Floating refuse reveals ocean currents that in turn show where the world's oceans mix and where they stay relatively discrete. Karen Hopkin reports   Learn more about your ad choices. Visit megaphone.fm/adchoices

Genetically manipulated yeast can produce morphine that could help get around the problems with poppy crops, which include climate, disease and war. Karen Hopkin reports   Learn more about your ad choices. Visit megaphone.fm/adchoices

Researchers say chemical changes in groundwater may someday be used to predict quakes four to six months in advance. Christopher Intagliata reports Learn more about your ad choices. Visit megaphone.fm/adchoices

An anthropologist studying current hunter–gatherers finds that nighttime around the fire is when conversation turns from business to bonding. Cynthia Graber reports Learn more about your ad choices. Visit megaphone.fm/adchoices

Kids who could keep a beat had superior skills related to reading and language than did those whose rhythm strayed. Cynthia Graber reports Learn more about your ad choices. Visit megaphone.fm/adchoices

After the Chicxulub meteorite, more than half the plant species in temperate North America perished along with the dinosaurs, and the composition of post-impact vegetation changed markedly. Christopher Intagliata reports   Learn more about your ad choices. Visit megaphone.fm/adchoices

New MacArthur Fellow Pamela Long studies the scientific revolution as a result of the interactions of academics and hands-on infrastructure engineers in the 15th and 16th centuries. Steve Mirsky reports   Learn more about your ad choices. Visit megaphone.fm/adchoices

A study of leopard droppings in agricultural western India reveals that the cats primarily eat domestic animals, mostly dogs, but only a small amount of livestock. Steve Mirsky reports   Learn more about your ad choices. Visit megaphone.fm/adchoices

The new device rids the blood of bacteria, fungi, viruses and toxins using nanoscale-size magnetic beads. Cynthia Graber reports Learn more about your ad choices. Visit megaphone.fm/adchoices

Micrococcus bacteria thrive on the open-air lattice of synthetic fibers—where they sit chomping on the fatty acids in our sweat, turning them into shorter, stinkier molecules. Christopher Intagliata reports Learn more about your ad choices. Visit megaphone.fm/adchoices

Biologists have identified at least 11 different sounds in the turtle repertoire—but they still have no idea what they mean. Christopher Intagliata reports Learn more about your ad choices. Visit megaphone.fm/adchoices

Researchers from the Netherlands have made available online a digitized catalogue of more than 10 hours’ worth of chimpanzee calls. Karen Hopkin reports Learn more about your ad choices. Visit megaphone.fm/adchoices

Ninety percent of Tibetans share a genetic mutation that prevents their blood from becoming dangerously clogged with red blood cells at high altitudes—a response that can be deadly for non-native mountaineers. Karen Hopkin reports. Learn more about your ad choices. Visit megaphone.fm/adchoices

The simple question “To what extent do you agree with this statement: I am a narcissist” is about as good at identifying narcissists as a 40-question clinical assessment. Erika Beras reports Learn more about your ad choices. Visit megaphone.fm/adchoices

The kilometer-size rubble pile appears to be held together by van der Waals forces. Karen Hopkin reports Learn more about your ad choices. Visit megaphone.fm/adchoices

Study volunteers who had listened to bass-heavy music were more likely to act dominant or aggressive in games and debates. Erika Beras reports Learn more about your ad choices. Visit megaphone.fm/adchoices