科学研究   常速英语

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[INSECTS CHIRPING] [MUSIC PLAYING] SPEAKER 1: The tropical forests of Colombia are home to a myriad of plant and animal species. Like many of the world's forests, this one in the Mid...

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- [Narrator] These are Skittles. - It looks beautiful. - [Narrator] And this is Bruno Xavier. - Most of this product is basically sugar and fat. - [Narrator] He's a food scientist at t...

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Where do you go to quench your thirst? The kitchen sink? The local bar? The mineral-rich springs of Bergamo, Italy? In the 21st century, you don’t have to go that far for fresh water. But still, suppl...

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Take a deep breath. We take 23,000 breaths a day; trying to get oxygen to our brain and cells. Oxygen is essential to our survival. But it's a only small percentage of what's in the air we br...

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On April 8th this year, 2024, we are having a total solar eclipse that crosses the United States starting from Eagle Pass, Texas, all the way up to Houlton, Maine and everything in between...

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If you had a device designed to freeze time for everything but you, life wouldn't be anything like what you'd expect. You wouldn't catch up on sleep, or rob a bank while no one can stop yo...

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[MUSIC PLAYING] GRANT ZAZULA: Mummified remains of Ice Age animals are incredibly rare in the Yukon. There was something found while the mineworkers was using one of these water cannon...

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Hi, I'm Lucy. I am a night sky photographer and an eclipse chaser. On April 8th there's going to be a total solar eclipse crossing over North America. The path of totality is going to start s...