
20200824: Can Future Colliders Break the Standard Model?
 14:49: Think of the case of the rotating black hole  the singularity is a ring, and relatively few geodesics  freefalling paths  hit the singularity.


20200817: How Stars Destroy Each Other
 13:42: ... into an ovoid and then finally a sphere, or flattened sphere for a rotating black hole. ...


20200630: Dissolving an Event Horizon
 04:33: And just as with the rotating black hole, at some point the inner and outer horizons become one and vanish and you’re left with a naked singularity.
 06:06: This can’t happen with rotating black holes because they leak away their angular momentum as well as their mass.
 07:11: Rotating black holes gain their angular momentum from things they swallow.
 07:55: ... because space gets dragged around the rotating black hole, giving the gas a sort of boost so it can still orbit even with very ...


20200622: Building Black Holes in a Lab
 08:04: ... thing we saw was that rotating black holes can donate some of their rotational energy to particles or waves that ...


20200527: Does Gravity Require Extra Dimensions?
 13:29: ... talked about the strange regions that lie beneath the event horizon of a rotating black hole  regions like the Carter time machine and the infinite string of ...


20200518: Mapping the Multiverse
 00:09: ... english: when you solve Einstein’s equations of general relativity for a rotating black hole, the universe does not come to an abrupt halt at the bottom of the ...
 00:36: ... we began a little while ago when we explored the region just above a rotating black hole. ...
 01:33: Now, we’re going to focus on rotating black holes here, but a lot of this also applies to charged black holes, as we’ll see.
 01:41: A rotating black hole is described mathematically by the Kerr metric.
 01:53: We sometimes call a rotating black hole with no electric charge a Kerr black hole.
 13:50: Just a little wishful thinking, a rotating black hole, and don’t forget to slip your map in your back pocket.


20200422: Will Wormholes Allow Fast Interstellar Travel?
 11:48: ... or charged black hole. Now I’ve promised a more indepth episode on rotating black hole interiors, so I’ll save the details for then. But for now let me just ...


20200331: What’s On The Other Side Of A Black Hole?
 10:58: ... would allow instant travel between distant locations. And in the case of rotating black holes, the traversable wormhole and even the parallel universe are not so easy ...
 11:37: ... Okay today we’re doing comments for the last two episodes which are on rotating black holes and quantum darwinism. Let’s see what you had to ...
 13:31: ... is as much rotational energy as the black hole contains. for a maximally rotating black hole that's 40% of its total mass  all released as energy. To put that in ...


20200324: How Black Holes Spin Space Time
 00:03: ... there’s one thing cooler than a black hole it’s a rotating black hole. Why? Because we can use them as futuristic power generators, ...
 03:27: ... look at what the Kerr solution can tell us about the spacetime outside a rotating black hole. We’ll save the even weirder details of the Kerr black hole’s interior ...
 05:14: ... flow of space around a rotating black hole is known as framedragging. We see it around any rotating mass. In frame ...
 05:49: ... like crazy, you must spiral either inwards or outwards. But for a rotating black hole, frame dragging gives a you little extra kick, and so stable orbits exist ...
 12:11: ... Rotating black holes are very real and powerful players in the energetics of our universe  ...


20191021: Is Time Travel Impossible?
 08:46: Another one is the interior of a rotating black hole – a socalled Kerr black hole.


20191015: Loop Quantum Gravity Explained
 15:49: ... exposing the singularity to the universe  or in the case of a rotating black hole, an infinite density ...


20191007: Black Hole Harmonics
 09:05: .69 means this is a rapidly rotating black hole, which is unsurprising seeing as it just absorbed the orbital angular momentum of two black holes.


20180920: Quantum Gravity and the Hardest Problem in Physics
 14:03: It's possible to extract energy from a rotating black hole by throwing in objects on nearmiss trajectories.
 14:09: The rotating black hole drags space around with it.
 14:22: But rotating black holes are slightly squished.


20180620: The Black Hole Information Paradox
 05:27: ... called EinsteinCartan theory, it's predicted that the formation of a rotating black hole gives birth to an entire new universe accessible by a ...


20180613: What Survives Inside A Black Hole?
 09:09: The frame dragging around a rotating black hole is rather stronger.


20180509: How Gaia Changed Astronomy Forever
 09:44: A popular one seems to be, rotating black holes or harvesting Hawking radiation from black holes.


20170125: Why Quasars are so Awesome
 05:07: This may be due to the magnetic field of a rapidly rotating black hole, but the jury is still out.


20150819: Do Events Inside Black Holes Happen?
 11:17: ... rotating black holes, charged black holes, black hole evaporation, what goes on around black ...
