Black holes seem to get all the attention. But what about their mirror twins, white holes? Do they exist? And, if so, where are they? To understand the nature of white holes, first we have to examine ...
(via Sabine Hossenfelder) White holes are theoretical bodies in physics that are basically time-reversed black holes, meaning instead of permanently trapping matter inside themselves, they release it ...
Most people are familiar with the concept of a black hole: a “hole” or extreme warping in space and time that endlessly devours any matter unfortunate enough to venture close to it. Even light can’t ...
Black hole behavior suggests Dr. Who's 'bigger on the inside' Tardis trick is theoretically possible
Do black holes, like dying old soldiers, simply fade away? Do they pop like hyperdimensional balloons? Maybe they do, or maybe they pass through a cosmic rubicon, effectively reversing their natures ...
Black holes are well known for swallowing everything around them, which is probably why they get talked about so often. On the flip side, white holes are their mysterious opposite. These theoretical ...
Luke Barnes does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...
An artist’s concept of a white dwarf orbiting a supermassive black hole and shedding matter NASA / Aurore Simonnet, Sonoma State University A supermassive black hole in a distant galaxy is once again ...
Horizons are weird. They delimit what we can see in the distance, but they are also always personal: Walk 10 miles to the west and your horizon line moves 10 miles to the west with you. Remarkably, ...
What can astronomers learn from observing black holes that suddenly wake up? This is what a recent study published in Nature Astronomy hopes to address as an international team of researchers ...
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