Dave Roberts would not name a fifth starter with Emmet Sheehan and Justin Wrobleski likely to share a hybrid spot, starting and “piggybacking” others. Meanwhile, the team will have to decide between ...

An extraordinary heat wave toppled records this week across the Western United States. In California, it brought the hottest ...

The dangerous heat wave shattering March records all over the U.S. Southwest is more than just another extreme weather blip.

The impending US heat record is an alarming signal of how hot the planet is getting and how fast it’s happening.

New observations are helping scientists peer beneath the Sun’s surface, revealing where its magnetic activity may truly begin. Every 11 years, the Sun’s magnetic field reverses. As that cycle unfolds, ...

The word “big” doesn’t mean much once you leave Earth. Our planet feels massive until you stack it next to Jupiter. Jupiter feels enormous until you compare it to the Sun. And the Sun? That barely ...