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Robert Krulwich

Host, Radiolab

Robert Krulwich appears in the following:

Why Dolphins Make Us Nervous

Thursday, June 13, 2013

India has just banned dolphin entertainment parks. They are "morally unacceptable," says a government ministry. Meanwhile, on the other side of the planet, the U.S. Navy announced that 24 dolphins trained to sniff for underwater mines will be replaced by robots.

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The Most Dangerous Traffic Circle In The World?

Tuesday, June 11, 2013

Moving north: two vans. Moving east: three taxis, a peddle cab and one lady walking. Moving west: six motorcycles, another taxi, a truck and a van. Moving south: a bicyclist, two cabs and a truck. All of them meet and there are no rules. Who lives? Who dies?

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Watts For Lunch? (Or Why Humans Are Like Light Bulbs)

Monday, June 10, 2013

Take a bunch of broccoli, or make it a Slurpee, burger, pizza and fries, swallow, and ask yourself, "How much energy did I just consume?" Enough to light a flashlight? Run an electric toothbrush? If I were a lunch-eating light bulb, how long would I glow? Here's the answer.

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The Boomerang Graffito (Or Bad, Bad, Luther B!)

Friday, June 07, 2013

Be really careful when you carve your name onto an ancient Egyptian temple. Not because it's wrong (which it is), but because sometimes the temple comes back to haunt you. The true story of Luther Bradish, an American spy who didn't keep his secret.

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TONIGHT. Live video and chat: Cellular Surgeons

Thursday, May 30, 2013

Join us for a night of nanospectucular wonders, hosted by Robert Krulwich, live from the World Science Festival tonight (May 30) at 8pm ET here on radiolab.org. Watch below, and join two Radiolab producers for a live chat as the event gets underway.

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The Little Metronome That Wouldn't

Monday, May 20, 2013

Take a metronome. Then take another. Then another. Set them ticking at different times. Look. Lift. (That's the key part.) Watch. Then Laugh. Because you will be dumbfounded.

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David Foster Wallace Tells Us About Freedom

Saturday, May 18, 2013

What do you get when you get a college diploma? To hear David Foster Wallace tell it, you get a muscle that will help you forever after — in shopping lines, overcrowded parking lots, in traffic jams. This muscle, he says, frees you when the world gets painfully dull.

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What Did I Do Last Summer? Oh, I Discovered How To Make Babies Without Sex. And You?

Friday, May 17, 2013

Sex is nice, but can animals make babies without it? One summer, two little boys, their tutor and the tutor's two friends did an experiment to explore this question. What they discovered, back in 1740, shocked the world.

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What Is It About Bees and Hexagons?

Tuesday, May 14, 2013

Bees could build flat honeycombs from just three shapes: squares, triangles or hexagons. But for some reason, bees choose hexagons. Always "perfect" hexagons. Why?

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Music, Inside Out

Friday, May 10, 2013

What would it be like to be a string that made music? Not anything simple, like a guitar string or a cello string, but a magical string, a sine curve that's taut then loose, that doubles then doubles again, that sheds then dissolves into showers of notes.

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Moths That Drive Cars (Really)

Thursday, May 09, 2013

Welcome to the New World in which, no kidding, insects run robots. In this case, 14 moths take 14 drives in a wheeled vehicle and steer right to the target. Seeing is believing.

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The Boomerang Rocket Ship: Shoot It Up, Back It Comes

Tuesday, April 30, 2013

SpaceX calls it the "Grasshopper" — it's a rocket that doesn't fall back to Earth haphazardly after launch. It carefully returns itself to the launchpad standing up, right where it started.

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A 'Whom Do You Hang With?' Map of America

Wednesday, April 17, 2013

Put away that old Rand McNally map — it's time for a new way to see what America really looks like.

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Who Stands Where In A Crowded Elevator And Why?

Tuesday, April 16, 2013

When a bunch of people get into an elevator, do they segregate in any predictable way? Do tall ones stand in the back? Do men stand in different places than women? Who looks where?

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Is This Science Journalism? Nah. Then What Is It?

Thursday, April 11, 2013

The images are sharp and concentrated. But this isn't art, it's more than advertising, and it's not quite education. It's an invitation.

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Don't Go Near The World's Champion Rainbow Watcher. It's Mean. Very Mean.

Wednesday, April 10, 2013

The Oatmeal

A few months ago on Radiolab, we did an hour on color, which included a segment on rainbow watching. We imagined a man, a dog, a sparrow and a butterfly all gazing at the same rainbow and we asked: How many colors does each see?

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The Big Squeeze: Can Cities Save The Earth?

Monday, April 08, 2013

What if you put all 7 billion humans into one city, a city as dense as New York, with its towers and skyscrapers? How big would that 7 billion-sized city be? As big as New Jersey? Texas? Bigger? Are cities protecting wild spaces on the planet? We try a little experiment to find out.

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Monty Python's John Cleese Almost Explains Our Brains

Friday, April 05, 2013

Monty Python's John Cleese gives us a highly sophisticated, totally un-understandable, look at the human brain. The secret is, Cleese isn't speaking English. It sounds like English, but its nonsense. The closed caption English translation goes nuts, especially at the very end. It curses!

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Daring, Dangerous DIY: Pants With Benefits?

Wednesday, April 03, 2013

They call them Romance Pants, from Instructables.com, one of the world's premier do-it-yourself sites. They're for the Romantic Man who has overplanned (and overthought and overdone) his upcoming night of love. One 7805 voltage regulator required.

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Sing, Fly, Mate, Die — Here Come The Cicadas!

Tuesday, April 02, 2013

They're not locusts. They don't eat crops, don't sting babies to death, don't even harm fruit. Yes, they make loud, screechy noises, but if you were a female cicada, you'd find the love songs ... um ... lovely. Here come the cicadas!

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