A study found that only a small percentage of bird beak shape variation is dependent on diet, with other factors like display and nest construction probably playing parts too. Learn more about your ad choices. Visit megaphone.fm/adchoices
Chewing gums discovered in western Sweden contain the oldest human DNA found in Scandinavia. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
Frances Arnold, the Caltech scientist who shared the 2018 Nobel Prize in Chemistry, says evolution can show us how to solve problems of sustainability. Learn more about your ad choices. Visit megaphone.fm/adchoices
Growing up in a home filled with books enhances enhances intellectual capacity in later life, even if you don't read them all. Learn more about your ad choices. Visit megaphone.fm/adchoices
A study finds that kids, especially daughters, are effective at teaching their parents about climate issues. Learn more about your ad choices. Visit megaphone.fm/adchoices
Ammonia from penguin poop gets carried on Antarctic winds, fertilizing mosses and lichens as far as a mile away. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
The residue of ancient urine can reveal the presence of early stationary herder-farmer communities. Learn more about your ad choices. Visit megaphone.fm/adchoices
By dampening the energy of waves, coral reefs protect coastal cities from flooding damage and other economic losses. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
Researchers want to outfit air conditioners with carbon-capture technology. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
In his memoirs, the womanizing writer Giacomo Casanova described suffering several bouts of gonorrhea—but researchers found no trace of the microbe on his handwritten journals. Karen Hopkin reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
Algorithms learned to sift ultrasonic rat squeaks from other noise, which could help researchers who study rodents’ emotional states. Lucy Huang reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
Scientists propose that the moon could have formed when a Mars-sized object slammed into an Earth covered in magma seas. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
Felines move their ears, heads and tails more when they hear their names compared to when they hear similar words. Jim Daley reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
A few brief reports about international science and technology from Liberia to Hawaii, including one on the discovery in Northern Ireland of soil bacteria that stop the growth of MRSA and other superbugs. Learn more about your ad choices. Visit megaphone.fm/adchoices
The likelihood of an event like Hurricane Maria in Puerto Rico, and of its massive precipitation, is fivefold higher in the climate of today than it would have been some 60 years ago Learn more about your ad choices. Visit megaphone.fm/adchoices
Snake venom toxicity depends on snake size, energy requirements and environmental dimensionality more than on prey size. Learn more about your ad choices. Visit megaphone.fm/adchoices
Freshwater dolphins are evolutionary relics, and their calls give clues to the origins of cetacean communication in general. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
The tiny brain of a honeybee is apparently able to calculate small numbers' addition and subtraction. Annie Sneed reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
A deeper data dive calls into question a 2018 study that found a spike in fatal traffic accidents apparently related to marijuana consumption on this date. Learn more about your ad choices. Visit megaphone.fm/adchoices
Female hyenas keep their clans in line by virtue of their complex social networks. Jason G. Goldman reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
One in three gluten-free dishes tested at restaurants contained gluten—especially GF pizzas and pastas. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
At an April 9th event sponsored by the Kavli Foundation and produced by Scientific American that honored Nobel and Kavli Prize winners, neuroscientists James Hudspeth and Robert Fettiplace talked about the physiology of hearing and the possibility of restoring hearing loss. Learn more about your ad choices. Visit megaphone.fm/adchoices
At an April 9th event sponsored by the Kavli Foundation and produced by Scientific American that honored Nobel and Kavli Prize winners, economist Paul Romer talked about how the social system of science offers hope for humanity and for how we can live with each other. Learn more about your ad choices. Visit megaphone.fm/adchoices
At extreme pressures, potassium atoms can be both liquid and solid at the same time, a phase of matter known as "chain melt." Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
Coyotes become fearless around people in just a few generations—which isn’t good for their longterm co-existence with humans in cities. Jason G. Goldman reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
NYU’s “Sounds of New York City” project listens to the city—and then, with the help of citizen scientists, teaches machines to decode the soundscape. Jim Daley reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
Hydrogen peroxide in whitening treatments penetrates enamel and dentin, and alters tooth proteins. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
Light tuned to a specific frequency warms ice more than water—which could come in handy for defrosting delicate biological samples. Adam Levy reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
The monkeys lower the pitch of their "whinnies" when they're far from the rest of their group, which might help the calls travel further through jungle foliage. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
Food chemists precisely measured how charcoal filtration contributes to Tennessee whiskey's smoother flavor. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices
