The Vulcans are one of the most beloved races of "Star Trek" because they show us that eternal fight between logic and emotion that each human has. In this episode, we get to see the nasty side of this fight.
Here are the best telescopes for the money. Our top picks include recommendations for city dwellers, hobbyists and gift -givers, as well as budget picks. Our editors have selected a few of the best options in each of five categories.
Rapid intensification occurs when hurricanes strengthen in a short period of time — much like the recent hurricanes Maria, Irma, Harvey and Jose. Using NASA satellites, scientists hope to learn more about how these storms grow and intensify.
Autumn brings longer and darker nights for skywatchers, as well as a bonus: an upswing in meteors, the bright and transitory trails of tiny particles that burn up as they plunge into Earth's atmosphere at tremendous speed.