After a two-hour series premiere, allow us to ask the obvious question: Are you excited about a return to Terra Nova? The high-budget, high-concept Fox drama will air a new episode on Monday night, ...

Discover the origins of life and the chemistry that made it all happen.

As long as you’re already losing sleep contemplating all of the worrisome things in the world, here’s one more you might as well add to the list: lionfish. According to this week’s episode of NOVA, ...