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Google Vice President Vint Cerf says that our complete reliance on digital information that is often not preserved could result in an information "black hole" for future historians.

A new report says that if human-produced, heat-trapping gases aren't phased out by the end of the century, there will be "severe, pervasive and irreversible" consequences.

We call babies "bundles of joy," but decades of social science research show that kids don't make parents happier. In her new book, Jennifer Senior takes a closer look at how we quantify joy.

One of China's five sacred mountains, Mount Hua is a lotus-shaped range of peaks and hub of Taoism. It has many harrowing paths to well-being — and to tea.

For the first time, scientists have looked at the microbiome of an isolated Amazon tribe. The study finds that the Western lifestyle has wiped dozens of species out of American guts.

A device developed at San Diego State that helps trainers figure out if an athlete has suffered a concussion is now on the market.

Airs Saturday, February 9, 2013 at 2 p.m. on KPBS TV

A scientist estimating the weight of candy wrappers, bags, bottles, syringes and other plastic trash in the world's water sees a synthetic tsunami. Should China and India create more landfills?

The 40-pound, six-volume, $625 and 2,438-page cookbook celebrates the science of cooking. But at that price — and with such exactingly detailed "recipes" — who's gonna buy it?

If we are able to create intelligent machines, how can we guarantee they will keep us alive and well, as opposed to wiping us out? Nick Bostrom explores the question in Superintelligence.