Rock band The War On Drugs will also perform on July 4, with additional acts yet to be revealed. Other headliners confirmed ...

We may live without much thought of the complicated human-wrought infrastructure that makes our lives comfortable, convenient ...

A dense green forest surrounds the thin corridors of dark brown earth that make up the Appalachian Trail system. The trees ...

This incredible submerged cave network is the longest of its kind in the world and plays a vital role in the region.

Far below the surface of Mexico’s Yucatán Peninsula, a flooded labyrinth of limestone tunnels has quietly guarded one of the ...