Robert Krulwich
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There are animals famous for their songs. Whales sing. Birds sing. We humans have Aretha, Elvis, Ray Charles, Pavarotti. But bats — who knew? -
Let's compare two kinds of nothing: an empty patch of deep space and an empty piece of paper that was once beautiful. There's nothing to see in either. Or is there?
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Meet two animals. Both are teeny. Both live in water. Both mature extra fast. But while one dies in about a week, the other — well, prepare to be amazed.
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Krulwich and his Wonders are packing up, and before I go, I'd like to shake all your hands, each and every one of you, and say thank you. This is my goodbye. -
They are small. They are weak. They are vulnerable. But these little bees take on a humongous predator in the most ingenious way. -
Can a colicky baby's piercing scream be militarized? As in, made (literally) into a weapon of war? Oh, absolutely, says this scholar, smiling ever so slightly.
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Draw a planet (a circle, right?). Now draw a star (a pointy thing, yes?). Now ask yourself, aren't stars all round? Our sun is. So why do we make them pointy? Come learn the answer. -
Every fall, birds head south and, around Sept. 11, New York sends two beams into the sky. When birds and lights collide, that could mean trouble — but New York is surprisingly gentle.
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We live on a planet, next to a star that's part of a galaxy that's part of ... ah, here comes the new discovery. We are at the very tip of a giant galactic "supercluster." Take a look. -
I am made of atoms — 7,000 trillion trillion of them. How did I teach them to tie my shoes? Or did they teach me?
