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 Yachtolt, 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 Yacolt.

This is Scientific American's 60-second science.

I'm Lucy Wong.

About 1.5 billion people speak English around the world.

But for more than 1.1 billion of them, English is their second language,

often with a noticeable accent.

Your accent really reveals a lot about who you are and your identity.

It will tell people what your native language is,

be able to tell you probably where you come from. Mark Pell, a communications professor

at McGill University in Montreal. And according to Pell, one reaction to a different accent can be a

bias against that person. Previous research that has been done elsewhere showed that people who have an

accent tend to be trusted less simply because they have an accent. But the idea that we would have

a bias against anyone who sort of doesn't sound like us, I think probably relates to some sort of

evolutionary or longstanding suspicion we have of

outsiders or strangers. So this might be sort of an ingrained response that we have to the

accent. But accents aren't the only thing we listen for when we have to decide if we trust

another person. Tona voice also plays a role. Pel and his team

...