PBS: Need to Know

Need to Know is the PBS TV- and web- newsmagazine that gives you what you need to know -- along with a healthy dose of insight, perspective and wit. Need to Know cuts through the noise of nonstop news to bring you the most compelling stories of the week and of our times. Less noise. More news. Every Friday night nationwide and all week long on the Web.

Climate Change

Climate change could give you brain fungus [VIDEO]

When Trudy Rosler first got sick after a visit to Vancouver Island in British Columbia, doctors were stumped. Eventually, they discovered that she had a …

It's a beautiful day in the neighborhood

Futurist Ray Kurzweil isn’t worried about climate change

Ray Kurzweil.Photo: JD LasicaBy Lauren Feeney Author, inventor, and futurist Ray Kurzweil famously and accurately predicted that a computer would beat a man at chess …

let's build an ark

What does the Bible have to say about climate change? [AUDIO]

There's an emerging environmental movement among faith-based communities in the U.S., but still considerable disagreement about climate change.