It's just past midnight and a Vienna rave is at full-throttle, packed with sweaty dancers pulsing to an electronic beat.

Anyone can buy naming rights to a star, but Gary and Linda Dower are hoping to pick up their very own observatory.

The Institute of Primate Research, in the Ololua forest about 20 kilometers outside the Kenyan capital, Nairobi, has been in operation since it was founded by the archaeologist Louis Leakey in 1960.

A century before Ebola, SARS, or avian flu began making head-lines, another invisible killer was carving a swath of death and fear across the Russian Empire: the plague.

Jack London once said that he would "rather be ashes than dust."

The scientists were already massing when I arrived at Bronx River Forest on a steamy June morning.

Thank you, members of Congress, for the opportunity to address you at this hearing today.

If you were a small business owner looking for a loan, you'd expect financial and perhaps accounting advice from your banker.

On a recent visit to the Brooklyn Botanic Garden, the witch hazel was just beginning to bloom, the magnolia trees were budding, but in the herbarium staging area, it was still spring training.

Premieres on PBS, April 17.