May 27, 2012 A three letter word can keep you musing and musing. What is it?
May 26, 2012 Which is weirder: to laugh at a situation that you know is kind of sad, or not to laugh at a situation that you know is kind of funny?
May 24, 2012 Plants, of course, don't have noses. But there is a vine that can smell the difference between a tomato and a stalk of wheat.
May 22, 2012 A mile below the sea surface near an oil drill, a robotic camera caught a glimpse of a green-gray blob. The camera operator spun the rig around to catch sight of the glimmering, undulating animal. What was it?
May 20, 2012 John Baldessari is a conceptual artist whose work includes people with colored dots on their heads, oddly composed photographs and large trumpet sculptures. What happens when the gravelly-voiced Tom Waits narrates a film about an artist who proclaims "I will not make any more boring art"?
May 17, 2012 Legendary scientist Reichard Feynman offered a simple but profound lesson about how we understand the world in a lecture at Cornell in 1964. The world, it is presumed, works perfectly well without us. How we think about it makes no important difference.
May 15, 2012 If we don't notice that animals are in deep decline, do we keep eating and eating until what is disappearing is gone permanently? Or do we unconsciously adjust?
May 11, 2012 What inspired 86-year-old Brendon Grimshaw to buy an island in the Indian Ocean, replant it with 16,000 trees, grasses and lure a bunch of giant tortoises to live with him?
May 9, 2012 Most punsters play with words, but Gemma Correll, a "comic-making person," as she refers to herself, draws whimsical, half-literal sketches.
May 4, 2012 A hundred years ago men didn't leave home without a hat. Today, the man's hat hat is a rarity. Robert Krulwich, and his hat-maker father, Allen S. Krulwich, have a theory on the demise of the hat.
May 2, 2012 Cells from fetal boys and girls have been found in mothers four to five decades following their last pregnancy. And researchers think they must be doing something. But what?
April 30, 2012 Think about the sunsets you've seen. Often the sky turns golden, orange or sometimes pink and red. But on Mars, the sunsets are blue. Why?
April 28, 2012 Some books are so good, we want to open them up and jump right in if we could. The Academy Award-winning short film, The Fantastic Flying Books of Mr. Morris Lessmore brings this feeling to life in an amazingly imaginative way.
April 26, 2012 The Romans played with palindromes in the form of the famous "Sator Square." Today, modern artists have created "ambigrams" — words and phrases in creative fonts that can be read in the mirror or upside down.
April 24, 2012 She's been visiting grandma since 1697, when her story was first published in a French anthology of children's stories. Now, more than 147 versions of the story later, a Swedish designer has turned the tale into a snappy PowerPoint-like sales infographic.
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