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Updated: 1 hour 50 min ago

What Gave Some Primates Bigger Brains? A Fruit-Filled Diet

Mon, 03/27/2017 - 3:49pm

A new study suggests that diet had a big influence in driving the evolution of brain size in primates. Monkeys who thrive on fruit have bigger brains than their plant eating neighbors.

(Image credit: Anup Shah/Getty Images)

Proposed Budget Cuts Slash Funding For Great Lakes Clean-Up

Mon, 03/27/2017 - 3:28pm

Proposed White House budget cuts to the Environmental Protection Agency and other agencies will end federal spending on Great Lakes clean-up. That includes axing work on invasive species like Asian carp and a public health program that protects drinking water from toxic algae for 11 million residents around Lake Erie.

Trump's Plan To Ditch Clean Power Plan Threatens Paris Agreement

Mon, 03/27/2017 - 3:28pm

President Trump is expected to ditch the Clean Power Plan this week. The CPP regulations would reduce emissions of greenhouse gases that warm the planet. Without it, the U.S. won't live up to its pledge, made in Paris in 2015, to make deep cuts in emissions. That could jeopardize the Paris deal, in which nearly 200 nations made similar pledges.

Breast-Fed Kids May Be Less Hyper, But Not Necessarily Smarter, Study Finds

Mon, 03/27/2017 - 4:06am

Prior research points to an association between breast-feeding and higher intelligence, but a new study finds no causal link. The study does find that breast-fed kids are less hyperactive at age 3.

(Image credit: Guerilla/Getty Images)

EPA Chief: Trump Plans To Kill Obama-era Clean Power Plan

Mon, 03/27/2017 - 4:06am

The Trump administration is expected this week to unveil its executive order undoing President Obama's Clean Power Plan, which aimed to reduce greenhouse gas emissions from power plants.

In Conflict With Trump Agenda, California Sets Stricter Auto Emissions Standards

Sun, 03/26/2017 - 5:26pm

California put itself on a collision course with the Trump Administration as the state's clean air agency moved forward with stricter emissions requirements for trucks and cars.

To Put You At Ease With Creepy-Crawlies, Entomologists Face Your Fears

Sun, 03/26/2017 - 9:00am

Nancy Miorelli posts photos of insects on her face on social media in hopes that the images will help normalize insects.

(Image credit: Courtesy of Phil Torres)

Telehealth Doctor Visits May Be Handy, But Aren't Cheaper Overall

Sun, 03/26/2017 - 7:00am

Many patients like the convenience of being able to quickly consult a doctor by text or phone or webcam instead of heading to an urgent care clinic. But the cost of consultations can add up.

(Image credit: Luciano Lozano/Getty Images)

Brain Tumor Defense For Jewish Center Bomb Threat Suspect Recalls 1991 Murder Trial

Sat, 03/25/2017 - 4:56pm

Ken Davis's book, "The Brain Defense," looks at the murder trial of Herbert Weinstein, in which lawyers argued that Weinstein was not guilty of killing his wife, because he had a brain tumor.

March Madness Vasectomies Encourage Guys To Take One For The Team

Fri, 03/24/2017 - 2:04pm

Some urologists use March Madness as an opportunity to market vasectomy services, offering men the excuse to sit on the sofa for three days to watch college basketball while they recover.

(Image credit: April Dembosky/KQED)

The U.S. Can't Really Know If Farmers Are Cutting Back On Antibiotics, GAO Says

Fri, 03/24/2017 - 4:20am

New FDA rules limit how farmers can give antibiotics to animals raised for meat. But a Government Accountability Office report says the FDA doesn't collect the data to know if that policy is working.

(Image credit: Scott Eells/Bloomberg/Getty Images)

Cancer Is Partly Caused By Bad Luck, Study Finds

Thu, 03/23/2017 - 3:00pm

Researchers have long known behavior, environment and genetics play a role in cancer. A study in Science finds luck is also a major factor. Nearly two-thirds of cancer mutations arise randomly.

(Image credit: Steve Gschmeissner/Science Source)

Kids Who Suffer Hunger In First Years Lag Behind Their Peers In School

Thu, 03/23/2017 - 2:54pm

When infants and young kids grow up in homes without enough to eat, they're more likely to perform poorly in kindergarten, a study shows. The younger they experienced hunger, the stronger the effect.

(Image credit: Daniel Fishel for NPR)

Science-Loving Teens From Ghana And D.C. Geek Out Together

Thu, 03/23/2017 - 1:35pm

They competed in the first World Smarts STEM Challenge. We got to know the team that worked on a water purifier using neem leaves and ... cilantro.

(Image credit: Ryan Eskalis/NPR)

The Forces Driving Middle-Aged White People's 'Deaths Of Despair'

Thu, 03/23/2017 - 4:00am

Middle-aged white people without college degrees are increasingly likely to die of suicide, or drug and alcohol abuse. The lack of a pathway to solid jobs is one reason why, two economists say.

(Image credit: Brookings Papers on Economic Activity)

How The 'Scarcity Mindset' Can Make Problems Worse

Thu, 03/23/2017 - 4:00am

Researchers had a hypothesis that when you really want something, you start to focus on it obsessively. It produces a kind of tunnel vision and creates problems for thinking in the long-term.

Doctor Turns Up Possible Treatment For Deadly Sepsis

Wed, 03/22/2017 - 11:01pm

Research hasn't yet confirmed the early hints that a mix of IV vitamins and steroids might stop the fatal organ failure of sepsis. But an effective treatment for sepsis would be a really big deal.

(Image credit: Reptile8488/Getty Images/iStockphoto)

Social Media, Math And The Mystery Of A Mumps Outbreak

Wed, 03/22/2017 - 6:35pm

Since August 2016, there have been nearly 3,000 cases of mumps diagnosed in Arkansas. A epidemiologist explains how her team used online data and mathematical modeling to understand the outbreak.

(Image credit: Maimuna Majumder/HealthMap; Alyson Hurt/NPR)

Powdered Vaccine Raises Hopes Of Stopping A Top Killer Of Kids

Wed, 03/22/2017 - 5:05pm

It's aimed at rotavirus, a nasty pathogen that can cause diarrhea and kills more than 500 children a day in developing countries.

(Image credit: Krishan Cheyenne/MSF)

A Smartphone Can Accurately Test Sperm Count

Wed, 03/22/2017 - 1:01pm

Measuring the quality of those little swimmers usually requires a trip to the doctor. Researchers have come up with a smartphone accessory that would let men do that at home in less than five seconds.

(Image credit: Hadi Shafiee/Brigham and Women's Hospital, Harvard Medical School)




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