Katie Dayton

That was WSJ columnist Dan Gallagher.

Which company's results are surprising you this earnings season?

If you're a listener on Spotify, leave us a comment with your thoughts.

Coming up, your obsolete tech may be worth more to the US than you'd expect.

We're breaking down why.

That's after the break.

Rare earth metals, elements that power a ton of the modern gadgets we use every day, usually come from China.

The country mines three-fifths of the world's metals and has more than 90% of the world's capacity for refining them.

That's not usually a problem.

But as geopolitical tensions ramp up between China and the U.S., unfettered access to rare earth metals is no longer guaranteed.

Beijing last year used rare earth export restrictions as a weapon in the trade war with the U.S.,

Some believe the U.S.

can gain greater control of its own destiny, not by mining, but by recycling the kinds of technology most of us would consider to be junk.

Our WSJ colleague Ed Ballard is here to explain more.

Ed, talk us through this recycling option that has been presented.

How does that work?

Can you give us an example of one company in this space and how this recycling process works for them?

And if these companies are successful, do they anticipate that they really could replace the volumes accrued from mining with recycling?

That was WSJ climate change and energy transition columnist Ed Ballard.

And that's it for Tech News Briefing.