Hello, SFIA audio listeners. In this month's Nebula exclusive, big alien theory,

we're asking the reason alien civilizations might be rare is because most aliens are huge.

To hear it and every episode early and ad-free, plus hours of bonus content, check out

go.nebola.tv slash Isaac Arthur and use my code, Isaac Arthur.

In this show, recent episodes, and general science concepts and news, we'll be starting in just a moment,

and feel free to put your questions right into the chat for our Maz to come and screen,

and please try to keep them clear, legible, and understandable.

As always, we welcome superchats to help support the show,

and you can also find links to our

websites and other options in the episode description.

With all that said, welcome, and let's get started.

Good afternoon, everyone, and welcome to Science and Futurism with Isaac Arthur for our monthly

live stream Q&A.

As usual, we'll be taking questions directly from the audience,

and our friend Mayasco and my wife Sarah will be relaying those to us today.

Hello, Sarah.

Hi, how are you today?

Doing pretty good.

I actually got distracted.

We were about 30 seconds later coming on to the stream because I,

I went to our picnic, however.

We've just gotten

...