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 YacL.

This is Scientific Americans' 60-second science.

I'm Steve Merski.

In West Africa, our troops, our scientists, our doctors, our nurses, our health care workers,

are rolling back Ebola, saving countless lives and stopping the spread of disease.

I could not be prouder of them. And I thank this Congress for your bipartisan support of their efforts.

But the job is not yet done.

And the world needs to use this lesson to build a more effective global effort

to prevent the spread of future pandemics, invest in smart

development, and eradicate extreme poverty.

2014 was the planet's warmest year on record.

Now one year doesn't make a trend, but this does.

Fourteen of the 15 warmest years on record have all fallen in the first 15 years of this century.

I've heard some folks try to dodge the evidence by saying they're

not scientists, but we don't have enough information to act. Well, I'm not a scientist either.

But you know what? I know a lot of really good scientists at NASA and at NOAA and at our major

universities. And the best scientists in the world at NOAA and at our major universities.

...