Spaceflight Grinches Your Heart
What do extreme long-distance swimming and spaceflight have in common? They can both shrink the heart, according to a new study. Both activities reduce the pressure of gravity on the … Read more
effects
What If: The Moon Were Twice as Close to the Earth?
In the 2003 Jim Carrey movie “Bruce Almighty,” Carrey’s character suddenly acquires God-like powers, and uses those powers to lasso the full moon and pull it closer to Earth to … Read more