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Some of the most beloved nature writers of all time, Henry David Thoreau and Aldo Leopold, are helping scientists learn how global warming will affect spring. Using historical records, the scientists are able to predict when flowers will bloom during especially hot years.

Canadian scientists have developed a synthetic stool that successfully treated two patients with a severe form of diarrhea. The researchers call the concoction RePOOPulate, and they produce it using a machine that recreates conditions in the colon.

When reporter Sean Hurley heard that one of his neighbors was giving away Christmas trees, he wanted to find out more about this local charity. And what…

When the Isthmus of Panama connected North and South America, two independent dynasties of horses, rhinos, elephants, shrews, weasels, cats and dogs were free to mingle, fight, dominate or die. Who won?

A new book by award-winning illustrator and author David Shannon sheds light on an uncomfortable but universal problem — head lice. He talks to host Scott Simon about Bugs in My Hair.

Spring comes, then summer, fall and winter and if you are off the planet with a camera looking down at Earth, the seasons seem like breaths. Speed up the imagery, and the planet seems to pulse, like a living thing. Take a look at what designer John Nelson has done. It's uncanny.

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. We are definitely confused about dolphins.

Does the kind of charcoal you use really make a difference when it comes to grilling up a tasty steak or other food on the grill? Yes — but deciding which one to use depends on what you're after. Both briquettes and lump charcoal — aka "natural" hardwood charcoal — have their advantages and disadvantages.

Modern architecture loves glass. But glass also kills tens of millions of birds every year when they collide with windows. Now, researchers are trying to learn what birds can see, in an attempt to build better, more bird-friendly buildings.

Food labels have become battlegrounds. Government regulators, companies and food movement activists have been fighting over what belongs on the label. (GMOs? Trans fats? Claims that bran prevents heart disease?) We asked four big thinkers for their dream food label.