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Ask a Spaceman!

AaS! 83: Can entangled particles communicate faster than light?

Ask a Spaceman!

Paul M. Sutter

Astrophysics, Science, Cosmos, Holes, Black, Astronomy, Natural Sciences, Universe, Cosmology, Space, Physics

4.8853 Ratings

🗓️ 3 July 2018

⏱️ 33 minutes

🧾️ Download transcript

Summary

What is a quantum state? How can two particles share the same state? What is entanglement, and does it really allow for faster-than-light communication? I discuss these questions and more in today’s Ask a Spaceman!

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Keep those questions about space, science, astronomy, astrophysics, physics, and cosmology coming to #AskASpaceman for COMPLETE KNOWLEDGE OF TIME AND SPACE!

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Music by Jason Grady and Nick Bain. Thanks to WCBE Radio for hosting the recording session, Greg Mobius for producing, and Cathy Rinella for editing.

Hosted by Paul M. Sutter, astrophysicist at The Ohio State University, Chief Scientist at COSI Science Center, and the one and only Agent to the Stars (http://www.pmsutter.com).

Transcript

Click on a timestamp to play from that location

0:00.0

Stay tuned at the end of the episode for a special announcement.

0:08.3

Spoiler alert, I wrote a book, p.m.citer.com slash book for more info.

0:12.2

Anyway, have you ever encountered mystery boxes, blind bags, baseball cards, Pokemon cards. Do Pokemon even have cards? I have no idea.

0:24.4

Kinder surprise eggs. Like anything where, and I know kids are like crazy obsessed with this kind of

0:31.4

stuff. I was as a kid and it as an adult, it's 100% baffling, but here we are where it's

0:37.3

some sort of prize in a box.

0:40.3

You buy it, you pay a couple bucks, you get the thing, and you don't know exactly what is in

0:45.8

the box or in the bag or in the pack or the whatever.

0:49.6

You don't know what you're going to get, but on, printed on the bag or the box or the pack is a list of

0:58.5

what you might get. The entire collection, here's everything available and you're going to get

1:06.4

one of these. And once you open it up, but you don't know what you're going to get some of the

1:12.5

items will have uh rarities associated with them like oh oh this one is super rare one in a million

1:21.9

chance that you'll actually grab this one some are common. Like basically every single one has,

1:28.6

has this particular item. You know that only one kind of item is inside of your mystery box,

1:38.9

your blind bag, your baseball card pack, or whatever. But you don't know which you're going to get.

1:45.9

It'll be revealed once you open it up, but you know that there's only one kind actually in there.

1:52.3

It exists.

1:53.0

It's there.

1:53.6

You can hear it if you rattle the box around, but you don't know which one you're going to get.

1:59.0

That's a blind box, a blind bag, mystery box, whatever.

2:02.2

We're all familiar with.

2:05.0

Instead, let me give you a quantum blind box, a quantum mystery box.

...

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