Watch the full episode here: youtu.be/lapTMtRtJZE Black holes are one of the most devastating objects in space, sucking up everything around them. But there's another space phenomenon that's just as destructive, and it's known as a white hole. Now, what would happen if these two objects met in space and fought each other? How could something like this happen? Who would win? And what is a white hole anyway? Questions or concerns? Contact us at underknown.com/contact Interested in sponsoring our episodes or collaborating? Email us: inquiries@underknown.com Get our 100 best episodes in one mind-blowing book: bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Get a Cameo by Peter: cameo.com/whatifguy Check out our other channels: How to Survive: bit.ly/how-to-survive-show Aperture: bit.ly/aperture-show Your Body On: bit.ly/your-body-on-show ...