Could there be an even better planet for us than Earth? Scientists are searching for a superhabitable world that wouldn’t ...

About 65 million years ago, a mass extinction event occurred, wiping out more than 75% of all species on Earth. There have ...

NASA's Perseverance rover has just captured proof of lightning in Mars, which appears to spawn in the whirlwinds that roam ...

"Star Trek" blazed the trail for today's sci-fi by taking risks other franchises wouldn't try. We'll discuss 10 times "Trek" ...