Try Dashlane here: https://www.dashlane.com/actionlab Plus, here's my special promo code for you: ACTIONLAB Get your Action Lab Box Now! https://www.theactionlab.com/ In this video I show you what happens one a black hole falls into a black hole. What happens when black holes collide? I talk about gravitational waves and black holes colliding. Then I use universe sandbox to create a supermassive black hole that sucks in galaxies and even make a dark matter black hole Follow me on Twitter: https://twitter.com/theactionlabman Facebook: https://www.facebook.com/theactionlabrat Instagram: https://www.instagram.com/therealactionlab/ My Other Channel: https://www.youtube.com/channel/UCA19mAJURyYHbJzhfpqhpCA For more awesome videos checkout: Darker Than Vantablack—Absorbs 99.9923% of Light https://www.youtube.com/watch?v=JoLEIiza9Bc Amazing experiment actually makes black fire https://www.youtube.com/watch?v=5ZNNDA2WUSU How I Made an Ant Think It Was Dead—The Zombie Ant Experiment https://www.youtube.com/watch?v=ZPw9dSV6y2c Can Light be Black? Mind-Blowing Dark Light Experiments! https://www.youtube.com/watch?v=p-OCfiglZRQ Mirror-Polished Japanese Foil Ball Challenge Crushed in a Hydraulic Press-What's Inside? https://www.youtube.com/watch?v=oJ2faqXlU1s What if You Try To Lift a Negative Mass? Mind-Blowing Physical Impossibility! https://www.youtube.com/watch?v=uAJlg8MDAlU What Does a Giant Monster Neodymium Magnet do to a Mouse? https://www.youtube.com/watch?v=V8-JfSXPDp0 The Worlds Blackest Black vs The Worlds Brightest Flashlight (32,000 lumen)—Which Will Win? https://www.youtube.com/watch?v=AaFdCvnV8PM How Much Weight Can a Fly Actually Lift? Experiment—I Lassoed a Fly! https://www.youtube.com/watch?v=-xZoOUd172Q DISCLAIMER: Any experiment you try is at your own risk