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.

As our world's energy demands soar, the future depends on revolutionary ideas.

Today, we are exploring the game-changing technologies that could power tomorrow and redefine

what's possible.

Welcome to our first episode of the year, end of the 11th season of Science and Futurism

with Isaac Arthur, bringing you a weekly glimpse of our crazy and awesome future since 2014.

If you're new here, I am your aforementioned host, Isaac Arthur.

I am a physicist by training and a third-generation sci-fi geek.

And something we do a lot here is try to use science-fishing concepts and ideas to explain

real-world ideas and technologies, from the near future to time so distant even the stars

themselves are but a memory. Our focus for today is upcoming energy technologies,

and that will be everything from tomorrow's tech to those that might generate power at the

end of the universe. You can see a list of those subtopics up on the screen, and feel free to jump

directly to the topics of interest to you. But we cover a lot of topics, from aliens and megastructures

to artificial intelligence and cybernetics, and the civilizations that might arise around

them or through them. Space is one of our biggest focuses, and I have the honor of being

the recipient of both the National Space Society's Excellence Award and Pioneer Award, an honor I share with Elon

Musk, Kip Thorne, John Glenn, Ray Bradbury, Jared Isaacman, and many more folks who deserve

the honor a lot more than I. I am also the president of the NSS since 2022, which still

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