Here are 10 airports that offer plenty to do if you're stuck for a few hours.
How Earth lost half its trees to humans
September 4, 2015, 11:18 a.m. by Elizabeth Howell, LiveScience
With a 'tree census,' researchers hope to understand the interplay between trees and humanity.
In Vietnam, an urban college campus reimagined as a 'forested mountain'
September 4, 2015, 8:35 a.m. by Matt Hickman
Honestly, it would be a touch difficult to hit the books on a campus this wildly verdant.
Artists unite to record a 'Love Song to the Earth'
September 4, 2015, 6 a.m. by Michael d'Estries
New single, recorded to inspire action on climate change, features performances by Paul McCartney, Jon Bon Jovi, Sheryl Crow, Colbie Caillat and many more.
Intelligent robot reveals plans to take over the world in chilling interview
September 3, 2015, 6:57 p.m. by Bryan Nelson
People to be put in zoos after the machines take over, says robot modeled to look like famed science fiction writer, Philip K. Dick.