The UK Foreign Office provides travel advice for 226 countries and territories worldwide, covering everything from entry ...

From sequoias to cherry blossoms, the National Geographic archives record a long love affair with trees. Eliza Ruhamah Scidmore, a writer, photographer and editor for National Geographic in its early ...

Working off tips from volunteers, two giant-hunters are tracking down the biggest, tallest, oldest trees in the eastern U.S., ...

Nadkarni reveals how tiny “windows” in the bark of trees help them respire. What’s the first thing you do when you get into ...

From Nantucket to Santa Barbara, and from daffodils to dogwoods, displays of colorful ethereal blooms are a cherished rite of ...

Japan is combining education, culture and technology to encourage reciprocal relationships between coastal communities and ...

Studies are showing that the inflammatory condition can impact organs across the body, not just those involved in ...

An insidious disease has eliminated dozens of the world’s frog species. Scientists fear a similar plague could be coming for ...

A stalwart conservationist for decades, the Hollywood icon is using his legendary status to make world leaders actually pay attention.

Ever look at a famous painting and think, "I wish I could go there"? This itinerary trades museum queues for a visit to Monet ...

Home to some of the last speakers of Aramaic, Maaloula was attacked in Syria’s civil war. Its residents are determined to rebuild–and preserve their mother tongue from extinction.

The Los Angeles native wants to fight smog—and make the city a leader in a green-tech revolution at the same time.