It's seemingly a little capsule of Earth, which is why the structure is called Biosphere 2 – named after our own planet, Biosphere 1.

Each year on Earth Day, Martin releases a special Biosphere guitar that pairs impactful artwork with sustainable design—and this year's model is no exception.

The bold question-askers at What If follow one woman’s experience living in Biosphere 2, Earth's experimental twin.

There's a lot more to Earth than meets the eye. Far from being just a roundish rock barreling through space, our planet is composed of several layers held together by intense forces of gravity.

Around 90 percent of Generation Z travelers are more likely to seek out a vacation offering "a small town Nancy Meyers style vibe," a new survey has shown.

Over 70 groups will present exhibits at the free, family-friendly Earth Day - Bay Day festival this Saturday.

After nine months in space, NASA astronauts Butch Wilmore and Suni Williams are readjusting to Earth life with dog walks and family time, while resuming work with Boeing to test the capsule that ...

Mark Duplass and Sterling K. Brown star in "Biosphere" about the last two men on Earth who devise a unique way to survive.