September 11, 2012 A Slinky falling in slow motion doesn't move the way you'd expect; the top of the Slinky falls normally, while the bottom seems to float in midair. The physics of that weird Slinky movement can also represent how we use signals to interact with the world around us.
September 7, 2012 Nobody imagined that the rings around Saturn might be fed by geysers. But some of the water vapor shot out by one of Saturn's moons actually makes it into orbit around the planet.
September 6, 2012 Photographer Noah Kalina has been taking a picture of himself every day for the past 12.5 years.
September 5, 2012 Over the 20th century, America's "growing season," a proxy for warmer temperatures, has been getting longer. And scientists say the trend is exactly what they expect to see as greenhouse gases in the atmosphere increase.
August 27, 2012 "I am, and will ever be, a white-socks, pocket protector, nerdy engineer, born under the second law of thermodynamics, steeped in steam tables, in love with free-body diagrams, transformed by Laplace and propelled by compressible flow," Neil Armstrong said in 2000.
August 26, 2012 The Apollo 11 moonwalkers were to be remembered as "epic men of flesh and blood" had disaster stranded them on the moon.
August 14, 2012 In Robert Krulwich's 2012 commencement address to the College of the Atlantic, he says it's important to know your insides, know your pleasures, and create a version of yourself boosted and buoyed by others to maximize happiness in your life.
August 11, 2012 Four guys fishing for tuna off the coast of Santa Cruz came across a pretty amazing site. And they just so happened to have an underwater camera to capture it.
August 10, 2012 You are standing in a park in New Zealand. You look up at the top of a hill, and there, balanced on the ground, looking like it might catch a breeze and blow away, is a gigantic sculpture that looks like a wrinkled piece of paper.
August 8, 2012 Krulwich's grandfather read, as did many others in 1907, of alleged "canals" and alien life on the red planet. How would he feel about Curiosity's successful landing on and future exploration of Mars?
August 7, 2012 If machines could one day duplicate a human brain, connections alone won't be enough. A brain has (and a machine needs) something else.
August 1, 2012 Moths and butterflies radically change shape as they grow, from little wormy caterpillar critters to airborne beauties. Why are they born this way? Could they actually be separate organisms?
July 30, 2012 After German Uwe Hohn threw his javelin nearly out of the stadium in 1984, a move that spooked officials with its potential deadliness, the flying spears were changed to fly shorter. But people have been throwing sticks for 400,000 years, and some of these ancient spears might have been able to fly far farther than modern javelins.
July 28, 2012 Things get swallowed all the time, but one tale from a hospital case study in Devon, England, tells us something extraordinary about felt-tip pens.