December 2, 2016, 6:46 p.m. by Bryan Nelson
Vascular plants aren't supposed to be able to grow at such high altitudes.
World's largest redwood forest outside of California is coming — to Ireland
December 1, 2016, 1:20 p.m. by Matt Hickman
County Offaly will be the site of the 2,000-tree-strong Giants Grove.
What are those weird squishy creatures that washed up on a California beach?
November 30, 2016, 12:28 p.m. by Mary Jo DiLonardo
Thousands of jelly-like sea critters covered Huntington Beach, making people wonder what they are.
5 reasons to pay attention to those dismal coral bleaching headlines
November 29, 2016, 11:18 a.m. by Catie Leary
Bleached corals are akin to dead canaries in a coal mine — a warning of what's to come if we don't address the threat of climate change.
Here are the dates you can get into any U.S. national park for free in 2017
November 28, 2016, 1:58 p.m. by Jenn Savedge
Mark your calendar now for a whole year of adventures.
Africa's tallest tree discovered towering on continent's highest mountain
November 27, 2016, 3:58 p.m. by Bryan Nelson
A giant has been hiding for decades within a remote Mount Kilimanjaro valley.
Fires force emergency closures on Appalachian Trail
November 18, 2016, 5:15 p.m. by Jaymi Heimbuch
A 67-mile section from North Carolina into Georgia is closed while fires rage.