Pbs space time

The holy grail of theoretical physics is to find the long-sought theory of quantum gravity. But what if this theory is as mythical as the ...

Cern's Large Hadron Collider routinely collides particles at energies equivalent to a fraction of a second after the Big Bang.

Scientists have been slowly extending the periodic table one element at a time, pushing to higher and higher masses, and have ...

The primary characteristic that defines black holes is in the name. Black holes are black. The gravitational pull at the event horizon ...

Nobel laureate Roger Penrose is widely held to be one of the most brilliant living physicists for his wide-ranging work from black ...

Black holes are inevitable predictions of general relativity-our best theory of space, time and gravity. But they clash in multiple ...

The device you're watching this video on is best understood by thinking about positive and negative charges moving around a ...

If we discover how to connect quantum mechanics with general relativity we'll pretty much win physics. There are multiple theories ...

If you track the motion of individual stars in the ultra-dense star cluster at the very center of the Milky Way you'll see that they swing ...

Note: There is a correction in this video that has been addressed in the pinned comment below. You can further support us on ...

The discovery of the Higgs boson ten years ago in the Large Hadron Collider was the culmination of decades of work and the ...

It's not too often that a giant of physics threatens to overturn an idea held to be self-evident by generations of physicists. Well, that ...

If I roll a pair of dice and you get to bet on one number, what do you choose? The smart choice is 7 because there are more ways ...

In his essay “The Unreasonable Effectiveness of Mathematics”, the physicist Eugine Wigner said that “the enormous usefulness of ...

Planck's Length is the length below which the concept of length loses its meaning. What exactly does that mean and what are the ...

Referenced Videos: What Happens at the Event Horizon ruclips.net/video/mht-1c4wc0Q/видео.html The Phantom ...

Space is big, and it's getting bigger. But where does all that new space actually come from? And is it popping into existence all ...

[CORRECTION: The calculated ISW cooling from cold spot observed voids is 0.000032 Kelvin not 0.032 K as is listed on screen, ...

Physics is the business of figuring out the structure of the world. So are our brains. But sometimes physics comes to conclusions ...

Why strings? What are they made of? How did physicists even come up with this bizarre idea? And what's all this nonsense of ...

This episode on the physics of time syncs perfectly with Pink Floyd's 'Dark Side of the Moon.' Tweet at us! @pbsspacetime ...

So what happens when two Super Massive Black Holes collide? We may be about to find out, because astronomers have spotted ...

Soon after the Big Bang, the first generation of monstrously large stars ignited, lit up the universe, and then died. The resulting ...