"I really have a cool job. I really do," said Hazel Barton. "I went to seven continents last year. Who gets to do that?"
On paper her job may sound a bit arcane -- she's a Professor of integrative science at Northern Kentucky University, not far from Cincinnati. But that's not the half of it. She's really a cave explorer.
She studies the hardy forms of life that thrive even in the cold, dark, seemingly barren reaches below the ground. Scientists often refer to them as "extremeophiles" --...Full Story