From the depths of the ocean to Everest to space, what are the ethical implications of extreme tourism, which is often the realm of the rich?

There’s a lot we don’t know about the deep sea. Last week, scientists aboard the E/V Nautilus, a 68-meter (223-foot) research vessel equipped with ROVs (remotely-operated vehicles) that deploy and explore the deep, came across a creature they’d never seen before. The creature, a pulsating orange sea jelly, appears to have three yellow tentacles coming [...]

Darcizzle heads off the shore of the Florida Keys for yellowtail, snapper and more, as shark infested waters prove difficult. The best surprise is a deadly lion fish!