Mountain lions, also known as cougars, thrive in certain parts of the U.S., but which states have the highest populations?

UNLV geoscientist Arya Udry shares what motivates her in studying space, her work on the Mars Perseverance mission, and the world of knowledge a meteorite can bring.

Climbing 1,000,000 feet in 100 days was a lofty goal, but this rider's determination and mental grit have claimed victory over this unimaginable task.

View on euronews Scientists discover surprising link between menthol and Alzheimer's Scientists discover that there once were beaches on Mars US no ... U.S. States With Highest Mountain Lion ...

Earth Day is April 22, a time for people to gather and celebrate the Earth. A time for environmental education and litter pick ups to help move toward a more sustainable future. Here is a list of ways ...

From Rolex’s first new collection in more than a decade to the world’s most complicated wristwatch, timeless timepieces from ...

This technology will be used on a Japanese mission, Martian Moons Exploration, which will collect samples from Phobos, a moon of Mars ... your tallest mountains, and perhaps even your species ...

Sometimes, feeling alive again just means stepping outside your comfort zone and surrounding yourself with places that ignite ...

Rather than paying homage to George Washington, Thomas Jefferson or Abraham Lincoln, greats who went unmentioned, he ...

The inaugural address also included a futuristic twist on a 19th-century nostrum, "manifest destiny" - the belief, underpinned by a sense of white racial superiority, that America's expansion was ...

NEW YORK TIMES Before his arrest Wednesday, Paul Steed was a respected sugar market expert for a subsidiary of famed candymaker Mars Inc. He ... to maintaining the highest ethical standards ...