According to MIT and the World Economic Forum, these are the most livable and environmentally friendly cities on the globe.
Learn how to walk across logs, deal with mud and go downhill without falling.
Here's a hint: you may want to put on a bathing suit.
There's no need for scarves and mittens with weather like this.
Brighten your day by bookmarking this page for whenever you need a jolt of happiness.
New initiative will create maps and seek safer alternative routes for traveling herds.
After heart surgery, Joshua Strahl fulfills a lifelong goal.
These entries are best bets to win at this year's Sony World Photography Awards.
A new study examines the behavior of babblers that decide to go it alone.
Here's where to get up close to these fascinating creatures of the night.
'The Giving Tree' is way more accurate than we ever realized.
Gear up and discover some of the best crags on this planet.
Israel's natural beauty is celebrated with riveting photography display.
Zoo is just one popular attraction by the Dead Sea.
Scientists studying 600-year-old pottery prove the geomagnetic field is not going to disappear.
What usually takes weeks, or even months, took these lucky scientists only three hours.