The Pipiwai Trail may be the most romantic hiking trail in Hawaii. Hike through bamboo forests, past waterfalls, and into a ...

Blood Falls in Antarctica flows unpredictably with iron-rich, salty water. Microbes inside survive without sunlight.

The Blood Falls is a key geological feature with the potential to advance knowledge and studies in subglacial hydrology.

If you're looking for an active outing with your special someone, start with these romantic hiking trails in Oregon.

Hike through lush forest to uncover two stunning waterfalls nicknamed the "Niagara Falls of Oregon" for a scenic adventure in ...