David Geurkink

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The Surprising Link Between Gut Bacteria And Anxiety

In recent years, neuroscientists have become increasingly interested in the idea that there may be a powerful link between the human brain and gut bacteria. And while a growing body of research has provided evidence of the brain-gut connection, most of these studies so far have been conducted on …

Mental Disorders

Countdown to extinction: There are only 5 northern white rhinos left in the world

<b>(Stuart G Porter/Shutterstock)</b><p>The death of a rhino in San Diego this weekend puts the species one step closer to being wiped out entirely<p>Lindsay Abrams<p>December 15, 2014 5:54pm (UTC)<p>One of the world's six remaining northern white rhinos died Sunday at the San Diego Zoo Safari Park, U-T San Diego …

Earth Could Face Another Mass Extinction in Next 200 Years: Study

Over the next few centuries, Earth could face a mass extinction on par with the one that killed off the dinosaurs 65 million years ago, according to a new study. A mass extinction is when 75 percent or more of the planet's species die out — an event that has happened five times in Earth's history. …

Biodiversity

On U.S. Visit, Prince William Takes Aim at Wildlife Trafficking

The Duke of Cambridge is a vocal advocate for imperiled wildlife such as elephants and rhinos.<p>As the United States rolls out the red carpet for Prince William's royal visit on Monday, the Duke of Cambridge is casting a light on the black market in wildlife trade.<p>In Washington, D.C., the prince …

Zoo threatened for killing giraffe

Denmark zoo says it had to kill the giraffe to avoid inbreeding.<p>BERLIN — A Danish zoo said Monday it is getting hate mail from around the world for having killed a young giraffe to prevent inbreeding, and then feeding it to the zoo's lions.<p>"I've got about 1,500 text messages and e-mails, most of …

Ethereal Underwater Photographs Capture Frozen Moments in Time

Kurt Arrigo's underwater photographs are a great reminder that we live in a remarkable world. Passionate about the sea his entire life, Arrigo's love for it is palpable in these strikingly-clear images featuring shoals of fish, graceful dancers, and a majestic Black Stallion horse. Our vantage …

Scuba Diving

Pope Francis says the Internet is a 'gift from God'

ROME -- It may sometimes be a breeding ground for pornographers, bullies and hateful extremists, but the Internet received an official blessing Thursday from Pope Francis, who called it a "gift from God."<p>"The digital world can be an environment rich in humanity, a network not of wires but of …

Pope Francis

5 Things That Have to Happen Before You Fix Your Crappy Life

January seems to be the worst time of year for realizing how screwed up your life is. Everyone is talking about resolutions. You're recovering from …

21 Little Lifestyle Changes That Will Help You Get Healthier

Diet and fitness plans just weren't built to last. These small tweaks will put you on the path of healthier habits.

34 Ingenious Ways To De-Clutter Your Entire Life

Time to get ruthless.