Science Quickly

Mosquitoes that harbor a soil microbe called Chromobacterium Csp_P have a harder time catching dengue virus and the malarial parasite. Christopher Intagliata reports Learn more about your ad choices. Visit megaphone.fm/adchoices

The ability to engage in extended hibernation might be what saved ancestral mammals from extinction at the end of the Cretaceous period. Karen Hopkin reports Learn more about your ad choices. Visit megaphone.fm/adchoices

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

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

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

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

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

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