Hi, we've got the latest and greatest from Curiosity.com to help you get smarter in just a few minutes.

I'm Cody Gough. And I'm Ashley Hamer. Today you learn about a new discovery and how the pyramids were built.

Which married couples see the most health and happiness benefits?

And why we don't just make more sand,

with some help from a special guest, author Vince Bizer.

Let's sand down some curiosity on the award-winning Curiosity Daily.

A new discovery may help us understand how the pyramids were built.

Recent research suggests that they were actually built by paid laborers, not slaves, but were still a bit

fuzzy on how they were built. Assuming aliens didn't build them, this

discovery could be a big step in solving the 4,000-year-old mystery.

But again, this is assuming aliens didn't build them.

Yes. I just want to be clear on that, Ashley.

No reason why, you may continue.

All right.

Well, archaeologists have been able to explain some of the methods used to build the Great

Pyramid of Giza, which is 481 feet or 146.5 meters tall.

The giant stones used to build it were mined from a quarry just south of the pyramid, and

researchers think their journey across the desert was made easier by wetting the sand first.

But that only explains how the stones got from one location

to the other, not how they were then lifted high

into the air and then arranged into this enormous structure.

For a while, researchers thought that the lifting part would have involved some sort of ramp, but they've never

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