White Holes, the Opposite of Black Holes, Should Exist According to Physics. So Where Are They?

White holes could be doorways to distant regions of the universe—or to other universes entirely.

View in Browser  SHOP EXCLUSIVE SUBSCRIBE White Holes, the Opposite of Black Holes, Should Exist According to Physics. So Where Are They? White holes could be doorways to distant regions of the universe—or to other universes entirely. Read More This Company Claims Its Nuclear Diamond Battery Will Run for 28,000 Years. Is It True, or Just a Hoax? Imagine: Just one battery could power your insulin pump or pacemaker for your entire life (with loads of time to spare). Read More It Sure Seems Like North Korea Gave Russia 500,000+ Artillery Shells to Use in Ukraine That could have a serious impact in battles to come. Read More The Lindbergh Baby Mystery Has Lasted 91 Years. Tantalizing Evidence May Solve It. The abduction of Charles Lindbergh's young son captivated America in the 1930s. Could crucial clues prove that investigators convicted the wrong man? Read More The Army's New Drone Killer Is Basically an Electromagnetic Flamethrower The prototype counter-drone system, Leonidas, kicks drones right out of the sky with an invisible blast of power. Read More 2% of Earth's Mass May Be Debris From the Massive Collision That Formed the Moon 4.5 billion years ago, Earth experienced a cataclysmic rendezvous with an ancient planet named Theia. Evidence of the impact is still buried deep within our crust. Read More Follow Us Unsubscribe | Privacy Notice | CA Notice at Collection Popular Mechanics is a publication of Hearst Magazines. ©2023 Hearst Magazine Media, Inc. All Rights Reserved. This email was sent by Hearst Magazines, 300 West 57th Street, New York, NY 10019-3779