What began as a daring scuba adventure in the Maldives ended in horror this week after five Italian tourists never resurfaced from a deep-water cave expedition. Officials are scrambling to determine ...

In this stanza, Darwin links oxygen to warmth and heat–an apt metaphor, since without either life ceases to function. However, we now know that life exists in a relatively narrow range of temperature ...

Oxygen toxicity and sheer panic are among the potential factors that could have led to the deaths of five Italian tourists who vanished on a daring scuba dive in the Maldives, experts say.

Most people who try to hitch a free flight hiding in a jet’s wheel-well die in the attempt, like the person whose body was discovered on Christmas Eve after a flight from Chicago landed on Maui. But ...