The name Moby Grape comes from an absurdist punch line: What's big, purple and swims in the ocean?

NPR: Moby Grape Just Can't Catch a Break

Its South Atlantic population swims down South America's coast from southern Brazil, circles the Falklands in February, and then returns north in April.

ECONOMIST: Conservation in the Falkland Islands

The catch swims in each vessel's live well.

FORBES: No urinating on-camera, please

She says she chose Lake Ontario for her swim because it's one of the hardest open-water swims in the world, and she wanted to "accomplish something difficult" for children who fight cancer.

CNN: 14-year-old swims solo across Lake Ontario

While horror films are "still full of shrieking, busty babes taking showers and going for nude midnight swims, " McDonagh says there's a "toughness" to the victims that women identify with, and she notices that now women make up half the audiences of movies she attends.

FORBES: Pop Culture

Although training in a pool is an essential part of an open-water swimmer's regimen, it doesn't prepare one for the kinks of swims longer than 10 miles, or at temperatures below 60 degrees.

WSJ: Brighton Beach: Brookyln's Swimming Mecca

That's why scientists from the University of Virginia are developing the Mantabot, a robot that looks and swims like a ray.

ENGADGET: Inhabitat's Week in Green: 30-foot 'Buckyball', Olympic stadium Lego replica and the 'Mantabot'