What Secrets Can Space Particles Tell Us?

Alex Keshavarzi talked about some big questions we have about the universe.

Here are the main points:

1. The Universe is Growing Fast: Scientists found out that the universe is not just getting bigger; it's speeding up as it grows. But we don't know why. They call the force causing this "dark energy," and it's a big mystery because it makes up about 74% of the universe.

2. Dark Matter: Then there's "dark matter." Even though we can't see it, we know it's there because of the way things move in space. It's different from the stuff we see and touch every day and makes up about 21% of the universe.

3. Matter vs. Antimatter: When the universe began, it should have made equal amounts of matter (stuff) and antimatter (kind of like the opposite of stuff). But now, we only see matter around us. Where did all the antimatter go?

Alex also talks about muons, which are particles a bit like heavy electrons that could help us understand these mysteries. There's an experiment called Muon G-2 that looks at how these muons move in a special way, and the results might show us there are new particles or forces we haven't discovered yet. This is exciting because it could help explain the big questions we have.

The universe is full of things we don't understand, like why it's expanding so fast, what dark matter is, and where all the antimatter went. By studying muons, tiny particles from space, scientists hope to find new clues. Even though we haven't solved these mysteries yet, we're getting closer, and it's an exciting time for anyone curious about the stars and space.

Watch his TED talk.