Video: The chemistry of food cooking

Bulky kitchen gadgets like slow cookers and pressure cookers take up a lot of space. Many people might wonder if owning so many glorified pots is worthwhile.

Research shows diet shift of beluga whales in Alaska inlet

Beluga whales in Alaska's Cook Inlet may have changed their diet over five decades from saltwater prey to fish and crustaceans influenced by freshwater, according to a study by University of Alaska Fairbanks researchers.

Samoa creates huge shark sanctuary

The island nation of Samoa has declared its waters a shark sanctuary, joining a string of other Pacific countries in protecting the marine predators.

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