Emily, do you remember when One Direction called it a day?

I think you'll find there are still many people who can't talk about it.

Well luckily, we can.

A lot, because our new season of terribly famous is all about the first One Directioner

to go it alone.

Zayn Malik.

We'll take you on Zayn's journey from Shilad from Bradford to being in the world's biggest

boy band and explore why, when he reached the top, he decided to walk away.

Follow Terribly Famous Wherever You Get Your Podcast.

I'm John Bachelord, Dr. Ken Croswell, an astronomer, author of The Lives of Stars, and we're

talking about the origin of lithium.

Why is that important?

It's called white gold.

It's extremely valuable, but it's turned into the lithium ion batteries that power the

Teslas and all of the other electric vehicles that are coming for the next century as we move

away from fossil fuel-generated engines.

However, I learned from Ken that it wasn't until recently that anybody had observed lithium

actually being made in Novi.

How did they do it, Ken?

Well, this is what's very interesting.

The theory was worked out.

We were just talking about the theory of lithium production in Novi.

...