Have you heard the talk about maybe measuring and taxing mileage and gasoline? To talk about a little experiment they're doing in California, here's our CBS News colleague Carter Evans...

In the past few years, the Mars Curiosity Rover has been giving us new insights about the Red Planet. Researchers in California have designed a device they say could make the job easier...

Adhesive bandages have been around for decades. But at MIT, mechanical engineers are developing a new type of bandage, which can monitor and heal wounds...

Craft ice cream is part of a rising trend in artisanal food and beverages - and is turning up in stores and creameries across the country...

The recent nightclub shooting in Orlando killed 49 people, breaking a record for such a rampage in this country set in April of 2007 at Virginia Tech University...

Earlier, we heard from Mark Strassmann in Yellowstone National Park about the wild herds of bison which once roamed free over the American Plains - and are now making a comeback...

Not long ago, the bison had all but disappeared from the American landscape. But our CBS News colleague Mark Strassmann went to Yellowstone National Park to see for himself an amazing comeback story...

Dolphins are known to be quite friendly with one another when they're gathering food and swimming around the ocean. They may have developed a special language when they have to solve a problem...

Bill Stilwagon served two years with the Marines during the Vietnam War. He made his first trip back to Vietnam twenty years ago, and he's now a guide with "Vietnam Battlefield Tours"...

About 300,000 people in this country are diagnosed with Lyme Disease each year, but it's difficult to diagnose. A young researcher in Virginia may have found a better way...