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Science Quickly

Bearcats Naturally Pass the Popcorn

Science Quickly

Scientific American

Science

4.2639 Ratings

🗓️ 14 April 2016

⏱️ 3 minutes

🧾️ Download transcript

Summary

Researchers have uncovered the chemistry that makes the urine of bearcats smell like freshly cooked popcorn.   Learn more about your ad choices. Visit megaphone.fm/adchoices

Transcript

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0:00.0

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

0:05.8

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

0:11.0

Yacold also partners with nature portfolio to advance gut microbiome science through the global grants for gut health, an investigator-led research program.

0:19.6

To learn more about Yachtolt, visit yawcult.co.

0:22.7

.j.p. That's Y-A-K-U-L-T.C-O.J-P. When it comes to a guide for your gut, count on Yacult.

0:33.7

This is Scientific Americans' 60-second science. I'm Karen Hopkins. Got a minute?

0:39.9

Chances are you've never seen a binturong. It's a tree-dwelling mammal about the size of a raccoon

0:45.1

that's native to Southeast Asia. But if you've ever been to the movies, you'd be familiar with their scent.

0:51.2

That's because binterongs smell like freshly cooked popcorn. And now,

0:55.5

in a major advance in research connecting animal odors to human recreational venues, researchers

1:00.6

know why. In the wild, Binterongs, also called bear cats, are thought to spend most of their

1:05.9

time alone. So to communicate with potential mates, or rivals, they leave behind aromatic messages.

1:12.9

Although to you and me, their musk evokes a matinee, to other animals it reads pure binturong.

1:19.2

But previous studies of the animal's scent glands fail to find chemicals that could account for the distinctive stank.

1:26.0

Desperate for an answer, the researchers opted to peruse some pee.

1:30.5

They ever so gently squeezed 33 sedated binturongs

1:34.1

at a North Carolina Wildlife Sanctuary to produce urine for analysis.

1:39.0

And they discovered that the samples contained a compound

1:41.8

called 2 Acetyl 1 Piraline, or 2AP, which is the very same

1:46.5

chemical that lends its distinctive scent to popcorn, as well as to some rice and breads. The

1:51.9

finding is served up in the journal Notervisenshafton, or the science of nature. Popcorn gets its

1:57.8

2AP from the Mayard reaction, chemistry that occurs as corn kernels heat up.

...

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