Scientists at MIT estimate that humans produce roughly 35 billion tons of CO 2 every year, and that the Earth soaks up about ...

Of course, the Mars of today isn’t so hospitable—it’s atmosphere is nearly non-existent, riverbeds are dried up, and any ...

The discovery of an early ninth century burning event marks a turning point in Maya rule, archeologists say. The find is a ...

For Marvel fans, there’s the Infinity Gauntlet for under $70—and yes, you can pose the fingers mid-snap, if you dare. We ...

Known as one of the “greatest intelligence coups of the Cold War,” the project was highly ambitious—and shrouded in secrecy.

This new propulsion system could rewrite the rules of spaceflight—not to mention completely defy conventional physics.

However, they’re not perfect. In the future, spacecraft will need to perform high-velocity propulsive maneuvers—such as ...

Most smart bird feeders on our list come with built-in cameras. These cameras offer high definition videos and photographs of ...

Futurists, including some medical doctors, are signing up to be decapitated—and then have their brains frozen. But without a ...