How and When to Watch NASA’s Artemis II Splash Down in Pacific Ocean

NASA will stream video of the spacecraft’s return to Earth starting at 6:30 p.m. Friday. You can watch it on NASA’s YouTube ...
Runner's World

Unlock the Secrets of VO2 Max—and Use It to Help You Run Faster

Jeff is Runner-in-Chief for Runner’s World and the director of product testing. He has tested and reviewed running shoes, GPS watches, headphones, apparel, and more for nearly two decades. He ...