Twelve percent of the world’s land is currently protected in national parks and wildlife preserves. In stark contrast, just about 1 percent of the high seas is protected.
What makes a hard kernel of corn explode into a fluffy treat? What makes the popping sound? Advanced cameras and microphones helped find the answers. The results were delicious.
Everyday life for Hawaiians in the path of Kilauea's molten lava means watching, waiting and preparing to move. Stores have closed, then reopened. The volcano is not in a rush.
A recent study suggests a key element of communication might have been present 7 million to 13 million years ago in a common ancestor of chimpanzees and humans
Food safety is a big concern as supermarkets go global. Salmonella and bacteria are not easy to catch until people become ill. Databases to track food DNA could be the game changer.
Many people agree that whales should not be made to perform. But some orcas have been captive for so long, setting them free could kill them. Both sides will tug at the endangered Lolita.
Rising sea levels and other climate change events have left Bangladesh's soil unusually salty and unusable. A nonprofit has introduced vertical gardening to some villages with great success.
This is turning out to be another record year for sea lion strandings in California. What is causing the Unusual Mortality Event (UME)? So far experts have lots of theories, but no answers.
With more precipitation falling as rain instead of snow during winter, the state will have to change the way it manages one of the world's most complicated water systems, experts say.
The oyster farmers have packed up and the buildings have been torn down. The farmers' battle with the park service is over and now the bay will be cleaned up and returned to the marine life.
A Sierra Nevada red fox has not been seen in Yosemite since 1915. They do not like to be around humans so we don't know much about them. Wildlife biologists hope to change that.
Scientists have long wondered how sea turtles can be out in the middle of the ocean, but when it comes time to lay eggs, find their way back to the same beach where they were hatched.
Rockfish that live in captivity are more likely to suffer eye disease than fish in the wild. Losing an eye means being shunned by other fish in the tank. Surgery can help the fish look normal again.
Charred scrolls, discovered in a small library that survived the eruption of Mount Vesuvius, are no longer so mysterious. So far, scientists have been able to make out a few words and letters.
The records go back to 1880. Since the 1970s, there has been a steady rise in temperatures.
It's up, up and away as the bar-headed geese navigate the Himalayas, migrating to Tibet for the winter. The seasonal thrill ride has fascinated scientists who wondered why they didn't fly straight.
Creators of the technology — usually associated with video games — want to expand the uses of virtual reality. Hollywood and the military are among those paying attention.
It was the first ruling of its kind. The orangutan, named Sandra, was living in a cage at the Buenos Aires Zoo for the last 20 years. Experts must find her a new home away from the zoo.
A scientist says it's over 2,000 years old. The device is called the Antikythera Mechanism and is made up of intricate, interlocking gears. It was designed to predict eclipses of the sun and moon.
The California beavers are back. The little ecosystem engineers that were nearly wiped out in the 1800s may use their dam-building skills to help the parched state redirect water in streams.
Guinness World Records ranks it as the hottest chili pepper on Earth. The guy who bred it knew he was on to something when a friend tasted an early Reaper, and promptly threw up.
Native Cuban crocodiles have been mating with American crocodiles for years. They were also hunted at one time to dangerously low levels. The Cuban crocs' species could be lost.
We know dogs are messy drinkers, especially when compared with a cat. Researchers now say dogs are smart at the water dish and have a strategy to drinking as much as possible.
Just like an unattended child, a young condor home alone plays games and tosses things around. Scientists know this because they've been able to place hidden cameras in some nests.
Women are not space travel newbies. Yet even in the 21st century, condescending hair and makeup questions persist. The Russian cosmonaut had a ready answer before joining the crew.
After the weekend burst of rain that soaked much of the parched state, residents wonder if it was enough to begin to lift them out of drought. Meantime, many are preparing to hold back the mud.
If an apple a day keeps the doctor away, elite fruit breeder David Bedford says he'll live forever. He has chomped on as many as 500 a day in his pursuit of the next "rock star" apple.