NPR Staff

Since October of last year, four teenagers in California's Palo Alto school district have taken their own lives. Tragically, it's not the first cluster of teen suicides this area has seen: In 2009 and 2010, five local teenagers killed themselves by stepping in front of trains, and more suicides followed the next year.

If you met the author Mark Danielewski on an elevator, here's how your conversation might go:

"What are you doing these days?"

"I'm writing a novel," he replies. "It's 27 volumes long."

"Wow," you might say. "What's it about?"

"It's about this little girl who finds a little kitten."

"Twenty-seven volumes, huh?"

"Ah, it's a very intense subject."

Imagine you're on the highway. You glance into the cab of the 18-wheeler next to you — and there's no driver. That day might be getting closer.

Automaker Daimler unveiled a truck last week that drives itself, called the Freightliner Inspiration. But the truck is not yet entirely autonomous.

Famed British broadcaster and naturalist Sir David Attenborough has been lending his calming voice to nature documentaries ever since TV was in black and white.

NPR continues a series of conversations from The Race Card Project, in which thousands of people have submitted their thoughts on race and cultural identity in six words.

People make a lot of assumptions based on a name alone.

Jamaal Allan, a high school teacher in Des Moines, Iowa, should know. To the surprise of many who have only seen his name, Allan is white. And that's taken him on a lifelong odyssey of racial encounters.

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