코딩하는 소녀들
But computer science is one area that has seen a drop in female workers during that time. Research suggests the percentage of computing jobs filled by women has fallen from 36 percent to 25 percent since 1991.

자세
We have known for a long time that our body posture -- the way we hold our bodies when we sit, stand or walk -- tells the world a lot about us.

로봇과 일자리
Driverless vehicles could threaten the jobs of millions of Americans who drive trucks and taxis. Some experts believe driverless trucks will be deployed throughout the United States soon. Others believe it will not happen for years.

총알
Today we explore expressions using the word “bullet.” Now, of course, a bullet is what you shoot out of gun. And it comes out fast. In fact, that used to be the way to describe the speed of the superhero Superman.

바퀴
Today we explore expressions using the word “wheel.” The first wheels, it is believed, were not used for transportation. They were created to serve as potter’s wheels around 3500 B.C. in Mesopotamia.

아시아 음식
Korean-American filmmaker Grace Lee grew up in Columbia, Missouri. There were not many other Asian families in the university town in the Midwestern part of the U.S.

자연분해 타이어
Researchers say they have created a new synthetic rubber that could be used to make biodegradable tires.

영작을 위한 개념도
English learners face a common problem: their writing often lacks clarity and cohesion. That is according to Babi Kruchin and Alan Kennedy who teach at the American Language Program at Columbia University.

음식이 보약
Food as medicine is not a new idea. The ancient Greek physician Hippocrates is commonly quoted as saying, 'Let food be thy medicine and medicine be thy food.'

최장수 척추동물은?
An international team of biologists and physicists was able to estimate the ages of 28 dead female Greenland sharks by studying the lenses of their eyes. It is a new way to learn the age of an animal.