Watch a day in the life of a New York City cab driver

Here is an unexpected consequence of climate change: kidney stones

When you’re traveling through Europe, steer clear of rivers and lakes

Americans should get ready for a lot more frigid April weather

Australia should probably get used to these devastating heat waves

The immediate climate threat is not rising sea levels, it’s water scarcity

Now you can figure out if that IKEA couch matches your rug before buying it

South America might soon be covered in thousands of tons of dust from the Sahara Desert

A single bioterrorist attack could spread to four countries before even being diagnosed