60-Second Science

Fat-Carb Combo Is A Potent One-Two Punch

Dodany: 20 czerwca 2018

Odtwórz

Foods high in both carbs and fats tickle the brain’s reward circuits more so than snacks that showcase just one or the other. Karen Hopkin reports. -- Read more on ScientificAmerican.com

Jupiter Crackles With Polar Lightning

Dodany: 18 czerwca 2018

Odtwórz

Juno spacecraft data suggest lightning on Jupiter is much more common than we thought—but it congregates near the poles, not the equator as on Earth. Christopher Intagliata reports. -- Read more...

Coral Reefs Keep Costly Waves at Bay

Dodany: 15 czerwca 2018

Odtwórz

A new analysis found the flood protection benefits of coral reefs save the global economy $4 billion dollars a year. Christopher Intagliata reports. -- Read more on ScientificAmerican.com

Hippo Dung Fouls Up Freshwater Fisheries

Dodany: 15 czerwca 2018

Odtwórz

Hippo poop is piling up in Tanzania’s freshwater fisheries—which is bad news for biodiversity, and deleterious for the dinnerplate. Jason G. Goldman reports. -- Read more on ScientificAmerican.com

A Litmus Test for Bad Breath

Dodany: 14 czerwca 2018

Odtwórz

Researchers engineered a portable device that detects even the tiniest trace of hydrogen sulfide—one of the primary offenders in bad breath. Karen Hopkin reports. -- Read more on...

Prez (of AMA) Issues Call to Arms-Science

Dodany: 12 czerwca 2018

Odtwórz

At the AMA annual meeting the organization's president petitioned for an evidence-based, science-driven analysis of gun violence and solutions. -- Read more on ScientificAmerican.com

Powder Pulls Drinking Water from Desert Air

Dodany: 8 czerwca 2018

Odtwórz

A structure known as a metal organic framework traps water vapor by night, then releases it when heated the next day. Christopher Intagliata reports. -- Read more on ScientificAmerican.com

Ancient Clan War Explains Genetic Diversity Drop

Dodany: 7 czerwca 2018

Odtwórz

Five to seven thousand years ago, the diversity of Y chromosomes plummeted. A new analysis suggests clan warfare may have been the cause. Christopher Intagliata reports. -- Read more on...

Saying "This May Hurt" May Make It Worse

Dodany: 6 czerwca 2018

Odtwórz

Warning a child that something, like a vaccine shot, will hurt can actually increase their perception of the pain. -- Read more on ScientificAmerican.com

Mongooses Gift Grooming for Guard Duty

Dodany: 2 czerwca 2018

Odtwórz

Humans and other primates often reciprocate good deeds. A new study suggests a non-primate, the dwarf mongoose, does so too, even after a delay. Christopher Intagliata reports. -- Read more on...

Some Trees Beat Heat with Sweat

Dodany: 31 maja 2018

Odtwórz

During extreme heat waves, a species of eucalyptus copes by releasing water and taking advantage of evaporative cooling. Other trees may do the same. -- Read more on ScientificAmerican.com

Computers Go Head-to-Head with Humans on Face Recognition

Dodany: 30 maja 2018

Odtwórz

The best facial-recognition algorithms are now as good as the best forensic examiners are. But the best results come by combining human and computer skills. Christopher Intagliata reports. -- Read...

Pinnipeds Don't Appreciate Biped Disturbance

Dodany: 30 maja 2018

Odtwórz

Sea lions and fur seals in Uruguay have become a tourist attraction—but the animals have become less, not more, accepting of humans. Jason G. Goldman reports. -- Read more on ScientificAmerican.com

Computers Predict Pop Chart Success

Dodany: 25 maja 2018

Odtwórz

An evolutionary analysis of pop tunes revealed that over the past 30 years songs have grown sadder—but the big hits buck that trend. Christopher Intagliata reports. -- Read more on...

Doc's YA Novel Treats Life-and-Death Issues

Dodany: 24 maja 2018

Odtwórz

Pediatric cardiologist Ismée Williams discusses her young adult novel, Water in May, about a teenage girl whose newborn has a life-threatening heart condition. -- Read more on ScientificAmerican.com

Google's AI Assistant Does Your Talk Tasks

Dodany: 17 maja 2018

Odtwórz

The new Google AI voice assistant, called Duplex, highlights the intricacies of carrying out a mundane human-style conversation, as it keeps you off the phone. -- Read more on ScientificAmerican.com

Great Ape Makes Good Doc

Dodany: 16 maja 2018

Odtwórz

Orangutans were observed to use plant extracts to treat their own pain. -- Read more on ScientificAmerican.com

Stool-Pigeon Poop Reveals Bird-Racing Fouls

Dodany: 16 maja 2018

Odtwórz

Racing pigeons is big business—and doping is common. Now scientists have devised a way to detect doping in the avian athletes. Christopher Intagliata reports. -- Read more on ScientificAmerican.com

Hunting Rules Have Changed Mama Bear Care

Dodany: 12 maja 2018

Odtwórz

Swedish hunting regulations prohibit killing brown bear mothers in company of cubs—so mama bears are caretaking for longer as a result. Jason G. Goldman reports. -- Read more on...

Jupiter and Venus Squeeze Earth's Orbit

Dodany: 11 maja 2018

Odtwórz

Sediment records have confirmed that Jupiter and Venus change the Earth's orbit from virtually circular to noticeably elliptical and back every 405,000 years. Christopher Intagliata reports. --...