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A white hole is a point in space that expels matter just as powerfully as a black hole vacuums matter in. It is a hypothetical opposite of a black hole, but, as of 2014, it is only...

What Is a White Hole?
The theory of white holes is controversial within the science community. White hole theory is closely linked to the theory of black holes and wormholes but has no clear evidence of existing in the physical world. It has its roots in mathematical... More »
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White hole

In general relativity, a white hole is a hypothetical region of spacetime which cannot be entered from the outside, although matter and light can escape from it.

Are White Holes Real? - The Nature of Reality — The Nature ... - PBS

Aug 19, 2014 ... Sailors have their krakens and their sea serpents. Physicists have white holes: cosmic creatures that straddle the line between tall tale and ...
In other words, the matter and light that is drawn into a black hole may escape elsewhere through a white hole, with the two connected in a manner similar to a wormhole . (More detail on Hjellming's idea is available in this 1971 Time article .) Unfortunately for Hjell... More »
By Andrew Zimmerman Jones, Guide

Black Holes May Collapse Into Their Exact Opposites: White Holes ...

Jul 22, 2014 ... A new model suggests that at the end of their lives, black holes turn into “white holes,” explosively pouring all the material they have ever ... Holes&v=Y1HqOEbq2L4
May 6, 2014 ... Reid Reimers expands your mind with an explanation of white holes -- celestial objects that almost definitely are not real things that can be ...

What is a white hole? - Curious About Astronomy? - Cornell University

Jun 27, 2015 ... I have read a lot about Black holes and have gained wisdom of the subject. My question- are there such things as white holes- and if so- what ...

White Holes” Could Exist—But That Doesn't Mean They Do - Nautilus

May 2, 2014 ... Like its opposite, a white hole has an event horizon, one which cannot be crossed from the outside. But white holes' event horizons lie in the ...

Is it possible we've found the first white hole? - Io9

May 25, 2011 ... White holes are the opposite of black holes, objects into which nothing can enter but are constantly spewing out matter. They were thought to ...

Popular Q&A
Q: What Is a White Hole?
A: Black hole theory was first explained by Karl Schwarzchild in 1916 using Einstein's quantum theory of relativity. The possibility of white holes and wormholes d... Read More »
Q: Who discovered white holes?
A: Hans von Aiberg. Read More »
Q: What is a white hole in space?
A: White holes, like black holes have properties like mass, charge, and angular momentum. Consequently a white hole will attract matter like any other mass. Howeve... Read More »
Q: What are white holes?
A: A white hole will turn up if you explore the space-time around a black hole without including Read More »
Q: What is a white hole in astronomy
A: In Astronomy, a white hole is a theoretical celestial object into w... ...MORE... Read More »