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Humans toy dangerously with things we barely understand — and the consequences could be cataclysmic — but astrophysicist Marcelo Gleiser says these five experiments shouldn't have driven such fear.

Middle school students in Boulder are learning about a sophisticated engineering process called “photo origami” this summer.

Garbage has become an unlikely battleground in the abortion debate, as anti-abortion groups seek evidence of privacy violations in clinics' dumpsters.

The vice president said in a conference call with Democratic National Committee members that he's considering whether he has the "emotional fuel" to mount a 2016 presidential campaign.

Sure, the landscape of television has changed a lot in recent years. But some shows just recur over and over again, and it seems they always will.

In a case of mistaken identity, builders in the Galicia region confused a Neolithic tomb for a broken stone table and replaced it with a new concrete one.

For 35 years, Dr. Bill Mahon has tended newborns and broken bones, given kids checkups and spinal taps. But luring new doctors with big debt and urban dreams to the redwoods is harder than it sounds.

In a new report sent to Congress, the organization says controversial videos alleging the sale of fetal tissue are "heavily edited" to "significantly distort" actual events and conversations.

Donald Trump has put immigration front and center in his campaign. This has placed renewed focus on the confusing question of how to refer to people from Latin America, including those now in the U.S.

Offutt's late father went from running a small insurance agency to writing more than 400 books, mostly pornography. Originally broadcast March 2, 2015.