Podcast
Grilling could take a toll on your health, smarter doesn't equal richer, an infection could help prevent asthma, a step toward fusion reactors, and the closest living descendants of dinosaurs.
BBQ Chemicals
How you prepare food could be as important to your health as what you prepare.
Podcast
The science of deja vu, pollution from cities affects rainfall on mountaintops, a machine that can make almost anything, diets just don't work, and celebrities don't make great salespeople.
Podcast
Taking a picture of an itch, the genetics of social behavior, the drying of the American Southwest, looking a hurricane in the eye, and a stop-smoking diet.
Podcast
Giving blood could be good for you, backpacks are better with bungee cords, taking a census of the air's bacteria, happiness helps ward off colds and flu, genetic engineering protects against mad cow disease
Salmon Harvest
A listener asks: Why don't we eat salmon after they spawn, to help conserve them?
Podcast
Cycles in the Earth's orbit and tilt may cause extinctions, what got the Oracle of Delphi high, why farming salmon hurts their wild cousins, the masculine face of compulsive shopping, and the health benefits of smoking bans.
Deadly Salmon Farms
Salmon farms may be killing wild salmon instead of saving them.
Podcast
The truth about star naming, a practical plan for getting rid of fossil fuels, imitating gecko feet, worms in your diet, and why we have a bias against foreigners.
Podcast
The better way to commute, resetting your internal food clock, why we don't remember our dreams, fungi that live in plants, and the problem with some drug companies' patient headhunting practices.
Stress Eating Roundup
A type of hamster overeats when stressed, just like many of us.
Podcast
An evolutionary reason for morning sickness, fibers that act as eyes, a South American culture that puts the past ahead, Wal-Mart's economic impact, and new insights from Darwin's Finches.
Podcast
A computer counselor for teenage girls, how apples help cells, what came before the Big Bang, carbon dioxide in our oceans, and what firefly flashes are saying.
Podcast
How humpbacks size up a school of fish, a marine tracking network, replacement retinas that work like the real thing, a sniper-detecting robot, and the hidden costs of rough roads.
Food Security Roundup
In many societies, being overweight is a sign of affluence. But in the United States, it's more common for poor people to be overweight. Why?
Caffeine Test
Llamas may soon help you test whether that decaf your server just poured is really decaf.
Calcium and Stroke
Everyone knows that calcium helps build and maintain strong and healthy bones. But it also has positive effects on the brain.
Podcast
Cocoa's cardiovascular kick, the truth about pheromone perfumes, stopping toxic runoff, reconstructing a dead language, and healing socially deprived children.
Killers Fats
By now, almost everyone has heard that it's good to avoid saturated fats. But scientists are still figuring out exactly how they wreak havoc on the body.
Eating Roundup
It's not surprising that people find it hard to resist delicious food. But it's a little harder to believe that people find even yucky food irresistible.