Space dirt and rocks could be the next great commodity.
The massive expanse of dryland forests stretches about 467 million hectares.
In a strange twist, killer whales begin targeting sharks for their livers and hearts.
Water and water vapor in the primitive atmosphere could reveal a lot about the formation and development of planets.
Gigantic landforms as big as the Eiffel Tower are scratching the ice from underneath Antarctica.
Women aren't allowed to step foot on the island, while ancient rituals are required on the men who do.
The first funerary garden ever found speaks a lot about the ancient world.
Patients of the state's first mental institute were found buried under the campus.
The rare eclipse of Europa on Io allows researchers to observe the massive lava waves on the moon's lava lakes.
Solving two problems in one: dirty air and energy sources.
Take a peek at the hidden city that gives new meaning to the term "Down Under".
Loss of prey played a big part in the extinction of ancient cats. The same problem is threatening lions and leopards today.
An impressively well-preserved fossil turned out to be the ancient twin of Ghostbusters villain.
The discovery also offers clues on the search for life on Mars.