Costa Rica has enlightened wildlife protection laws guided by the motto "when in doubt, favor nature." But the sheer number of tourists seeking wildlife encounters can stress or harm the animals ...

These probes, unlike the Hubble Space Telescope and other observatories that merely orbit Earth, have actually traveled to other planets and approached the Sun, sending back pictures that humble ...

The trail winds through Olallie State Park, a 2,700-acre natural treasure whose name comes from the Chinook word for “berry,” ...

Bear Lake serves as a perfect introduction to Rocky Mountain National Park’s wonders for first-time visitors or those with ...

Harvey’s frames portray a convergence of human and natural action, not to synthesize or balance the two but to show the ...

One day, the snake escaped from its terrarium in the garage. It didn’t try to hide or make a jailbreak to the great outdoors.

Photographer Mitch Epstein's years-long project highlights the majesty and vulnerability of old growth forests across the US ...

There’s a notable connection between nature lovers and their personality traits. This bond to the great outdoors ...

Skin cancer can involve melanocytes, leading to melanoma, but there are other non-melanoma skin cancers. These include basal cell carcinoma, squamous cell carcinoma and, less commonly, Merkel cell ...

Here are some of the best pictures from around the world ahead of Easter. A woman buys coloured eggs for Easter in a shop on Udo Baumeister's farm in Hagen, western Germany AFP via Getty Images ...