单词:safety of human body
单词:safety of human body 相关文章
They haven't changed because their environment has stayed the same. The water they live in bubbles up from deep in the earth, and so it's always the same temperature. But just meters away the environm
She'll crawl 150 kilometers before she's two. From then on, she'll learn a new word every two hours for the next 10 years. By the time she's ten, her heart would have beaten 368 million times. She'll
I can see the muscles that make up my face, my skull, and my own brain. So, now I can take you on that journey into my ear in a way that’s never been possible before. This time we can fly straight t
There is one thing that everyone on earth has in common. We all live, eat and breathe within the human body. For two years I’ve been exploring this unique dwelling place. I want to show you what I'v
It's an amazing list. In fact, no life is an ordinary story. We'll each in our time do an incredible amount. And the driving force behind everything we do is the most complicated organ in our bodies a
...is actually the result of immeasurable activity inside our bodies. We are performing literally thousands of different tasks every second of every day. Simply being is part of an intricately complic
They are heart cells, and several million of them working at once is a heartbeat. In this case, it's your head that rules your heart as it's your brain that decides what rate your heart should be beat
Everything that's alive and quite a few things that aren't, gives off heat. That's what you are looking at now. Every part of your body is burning up energy and creating heat as it goes about the busi
From NPR News in Washington, Im Lakshmi Singh. A blackhawk helicopter airlifts more supplies to the most flooded areas of Vermont where people are becoming increasingly desperate. Its been days since about a dozen communities were cut off from the ra
Between the kitchen and the destroyed chapel a door led into an oval-shaped library. The space inside seemed safe except for a large hole at portrait level in the far wall, caused by mortar-shell attack on the villa two months earlier. The rest of th
And I like this 'coz everybody see that a human being can manage an illness like my illness. And everybody can see in this film there is a way to make known the best from your end of your life. So thi
(Come on, let's talk about sex, baby, let's talk about you and me, let's talk about...) When it comes to growing up, 12-year-old Beatrice will ride the roller coaster of puberty . (let's talk about se
But if I were to tell you just the science of these changes I would be missing the most important thing of all. Let me show you what I mean. This is the amount of tears that an average person cries du
But what's even more amazing to me is that although we've changed so little in so many thousands of years, each of us changes so much in just one lifetime. We tend to think of growing up as just getti
It is incredible, and it is incredibly hard to believe too, because although we've changed so much, we don't actually see any of those changes happening. Generation after generation, we just look the
Millions of years ago, the embryo of a distant ancestor of ours would have shared with us many of these features. As well as giving rise to us, it gave rise to all sorts of other creatures. And in tho
SCIENCE IN THE NEWS - Safety Science: The Stories Behind Seat Belts and Bulletproof Clothing SHIRLEY GRIFFITH: This is SCIENCE IN THE NEWS, in VOA Special English. Im Shirley Griffith. BOB DOUGHTY: And Im Bob Doughty. Today we tell about two recent i
Athena Zhe: Creating Art on Human Bodies I love to create. Im very visual person and I love to paint. I love to express myself in doing makeup, special effects, body paintings. I feel like I havent worked a day in my life. It seems like I love to do
By Anya Ardayeva Moscow 23 March 2007 watch Mining Disaster report Many people in the Russian region of Kemerovo are in mourning. On Monday (March 19th), a massive methane explosion tore apart the Ulyanovskaya mine in Siberia, killing at least 108 pe
Beginners. When we travel, it is great to feel safe. If you travel by car, train, boat, or plane you want to feel secure. You don't want anything dangerous to happen, do you? One of the safest ways of traveling is by plane. It is true. Just think abo