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Watch as the New Horizons spacecraft captures our first clear view of Pluto’s icy surface.

We are on the verge of answering one of the greatest questions in history: Are we alone?

Journey back to the beginning of everything: the universe, Earth, and life itself.

Elevators have transformed our cities and our lives, but how safe are they?

Bill Moyers chronicles two ordinary families -- one black, one white -- for two decades.

FRONTLINE and ProPublica investigate the resurgence of white supremacists in America.

Hospice care is rarely associated with singing and laughter but Strathcarron is different.

Mark Landis is one of the most prolific art forgers of the modern era.

Animals congregate in huge colonies partly out of necessity and partly for the security.

Until now, a 250-year-old encoded text titled the Copiale Cipher baffled cryptographers and historians with bizarre symbols and seemingly random letters. Computer scientist Kevin Knight and two Swedish researchers have broken the code to the 105-page manuscript, and NPR's Daniel Hajek reports on what the Cipher revealed.