The S&P 500 index of big American companies hit a record high, climbing at one point by 0.8%; it closed the day up by 0.6%. The tech-heavy NASDAQ rose by nearly 0.5%. Investors are excited about AI again—Nvidia,

Despite political backlash and past weather delays, the massive wildlife bridge over the 101 Freeway in Agoura Hills is racing toward a Dec. 2 opening. Now, the only threat to the deadline is Mother Nature.

World Space Week couldn't come at a better time amid a year when Artemis astronauts ventured near the moon and SpaceX's Starship reached orbit.

The global energy system is already being pushed to the brink. A hurricane barreling down on America’s refining nerve center is the last thing that’s needed.

About 400 million people have access to some form of assisted dying - what are the policies of other countries?