Jul 25, 2014 — Dr. Christine Harris co-authored a study that examined whether dogs exhibit jealous behavior, hoping to see if jealousy is an emotion unique to humans. Audie Cornish asks Harris: Does it take complex cognitions to trigger the emotion?
Jul 24, 2014 — So much of the food we eat these days is encased in plastic. And behind it is a whole lot of research and innovation. We dive into some of the materials that keep food fresh and portable.
Jul 24, 2014 — The plight of the nearly 30-year-old polar bear, who lost his enclosure mate two years ago, has attracted attention from well-wishers the world over who want him moved.
Jul 24, 2014 — Scientists have discovered what may be the most common virus in people worldwide. The tiny critter doesn't make us sick but may be involved in obesity and diabetes.
Jul 24, 2014 — New research examines the effects of Ramadan, the Muslim holy month during which millions of people around the world go without food all day. Does religious practice affect economic growth?
Jul 23, 2014 — Operators of the Turkey Point nuclear plant near Miami have received federal permission to run their cooling system above the old 100 degree limit. The decision is meant to combat algae growth and rising temperature in cooling canals, but environmental groups in nearby Biscayne National Park are concerned.
Jul 23, 2014 — Dog owners don't doubt that their pooch has feelings. But scientists aren't so sure. An experiment found that dogs act upset, dare we say jealous, when their owners ignore them for a stuffed animal.
Jul 23, 2014 — He lived in a village in Tanzania. He dreamed of being an astronaut. Now he's studying in a Florida flight academy — and hoping his secret potato salad recipe will bring support to pay the tuition.
Jul 23, 2014 — A Beverly Hills auction house has an unusual fossil for sale. It's not an ancient animal. It's something an ancient animal left behind — and it's very, very long.
Jul 23, 2014 — A significant percentage of obese kids think their weight is just fine. But do they need to know the truth to get healthier?