When voters agreed to allow casinos into Ohio in 2009, advocates projected that the four locations would generate $1.9 billion in revenue before taxes.

When you’re out hiking, you never know what you might see. You could cross paths with lizards, tarantulas or maybe even something bigger like a javelina. More likely, you’ll also come across the tracks of these critters.

Millions of American kids with attention-deficit/hyperactivity disorder, or ADHD, may have a genetic vulnerability to the disease, a new study suggests.

Negative symptoms in schizophrenia can be so disabling that they interfere with a person's ability to attend school, begin a fulfilling career, and even live independently. Scientists suggest a new way to classify the negative symptoms of schizophrenia, which may influence research and treatment in years to come.

Taiwan's pro-independence leader, Tsai Ing-wen, has just over a year to win back public support if she wants to avoid going down in history as the island's first one-term president.

Your phone. In today’s society, it’s hard to picture life without it. It keeps you connected, it keeps you entertained, and it keeps you busy—but one thing it doesn’t necessarily do? Keep you productive.

Long before the Grand Canyon formed, a primitive reptile the size of a baby alligator skittered sideways across the wet sand of an impossibly ancient coastal plain.

A Nevada geology professor says he recently identified fossilized tracks from a reptile along a popular trail in Grand Canyon National Park.