People around the world suffered an average of 41 extra days of dangerous heat this year because of human-caused climate change, according to a group of scientists who also said that climate ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A marine heat wave ...

Discover how to effectively use the quadriceps machine for your workouts. Strengthen your legs, improve your posture, and ...