Understanding the human body is a team effort. That's where the Yachtel group comes in.

Researchers at Yachtolt have been delving into the secrets of probiotics for 90 years. Yacold also

partners with nature portfolio to advance gut microbiome science through the global grants for

gut health, an investigator-led research program. To learn more about Yachtold, visit yawcult.co.j.p.

That's y-A-K-U-L-T dot-C-O-J-P.

When it comes to a guide for your gut, count on YacL.

For Scientific American Science quickly, this is Rachel Feltman.

You're listening to Part 2 of our Friday Fascination miniseries

All About Antarctica. Last week, we met award-winning Brazilian journalist Sophia Mochenio

aboard a U.S. icebreaker called the Nathaniel B. Palmer. Today we'll follow her as she and her

fellow passengers hit the ice, literally disembarking onto

one of the many ice flows that drift through the southern ocean.

They'll have to navigate tricky terrain and frigid temperatures to collect samples of pristine

ice, which is crucial for helping scientists figure out how the world's waterways will change

as our warming climate melts this region's glaciers and ice shelves.

But before we get into all that science and the hard work that makes it possible,

Sophia has some new friends to introduce us to.

It's bowing. It's just so much gratitude.

It's just, it's once in a lifetime these things, I just, oh my God.

You're right.

I'm absolutely crying.

You cried too, right?

...