석탄
Coal is the world’s biggest source of fuel for electricity. It is also the world’s biggest single source of greenhouse gases.

전통 게임에 신기술 접목시키기
Space travel, survival trips and flying through the air are all experiences people can have at a new kind of entertainment business in Los Angeles, California.

미국식 아침 식사
Since the earliest days of the United States, Americans began their days by eating whatever was most easily available.

작은 문제를 갖고 과장하는 사람
We have been waiting for our food for more than 30 minutes. Okay, I’m not trying to be a drama queen but I don’t understand what could be taking so long.

예방이 치료보다 낫다
Sometimes slower is better. Many things in life require careful thought and preparation. Sometimes we need to be cautious and take precautions.

정신 나갔니?
I just got two tickets to see Paul McCartney in concert. Want to go with me? Oh my gosh, that would be so cool! How much were the tickets?

촉각을 가진 로봇
A human hand can find a tool without looking, or put down a glass of water without spilling. But for robots, these actions are harder than they seem.

뉴욕의 교통혼잡세
New York City is set to become the first major American city to make drivers pay money to get into its most crowded areas.

휙휙 넘겨보다
Have you read all of my report yet? Well, not carefully. I just thumbed through it quickly while I was eating lunch.

기아 체험
Laura Kahn loves to cook. "I am making a zucchini potato frittata." But this week she is cooking for herself and her husband on about $4 each per day. That's the average government food aid benefit.

온라인 가상 레스토랑
When it comes to eating, more Americans are ordering in instead of eating out. In some restaurants, cooks make food for other online restaurants at the same time.

유선전화가 줄어든다
According to the latest survey by the Centers for Disease Control, 18 percent of U.S. homes - one in every six - have no traditional, land-line telephone at all. You know, the kind with a handset and a wire leading to a connection in the wall.

보바
On any given night, college students and young workers crowd into the Factory Tea Bar. The room is filled with comfortable couches and other seating. The light is low.

기억력 겨루기
One of the world's greatest memorizers, Englishman Ed Cook, taught Joshua Foer mnemonics for the creation of unique codes and mental images to help one remember useless information like random numbers.

길가의 명소
Road trips have been popular with Americans for almost as long as their love of cars. But when gasoline prices are high, people abandon the highway.

잠수 타다
Alice! I haven’t seen you in such a long time. You’ve been MIA for a while. I know. I’ve been MIA. I’ve been studying for the real estate license test.

지구
The world celebrates Earth Day every year on April 22. It is a day to think seriously about how our lifestyles and daily habits affect the earth.

포기하지 마
Popular culture has a strong influence on language. The expressions that come from movies and television shows can be especially powerful.

쥐
Today we will be talking about a hated but misunderstood animal -- the rat. The sight of a rat might frighten you. Or it might make you sick to your stomach.

아스피린
“An apple a day keeps the doctor away” is a popular expression in the United States. It may be a common saying, but it is not scientifically confirmed.