(woman) Do you have trouble sleeping at night? Then maybe this is for you. When you worry about needing sleep and toss and turn trying to find a comfortable position, you're probably only making matters worse. What happens when you do that, is that...
(woman) Before we start our first lab, I'd like to tell you a little bit about the workbook we'll be using. The first thing I'd like to point out is that the workbook contains a very large amount of material --- far more than you could ever handle i...
(woman) Most people think of astronomers as people who spend their time in cold observatories peering through telescopes every night. In fact, a typical astronomer spends most of his or her time analyzing data and may only be at the telescope a few...
(man) Let's proceed to the main exhibit hall and look at some of the actual vehicles that have played a prominent role in speeding up mail delivery. Consider how long it used to take to send a letter across a relatively short distance. Back in the 1...
(woman) Today we're going to practice evaluating the main tool used when addressing groups --- the voice. There are three main elements that combine to create either a positive or negative experience for listeners. They can result in a voice that is...
(man) I'm glad you brought up the question of our investigations into the makeup of the Earth's interior. In fact --- since this is the topic of your reading assignment for next time --- let me spend these last few minutes of class talking about it....
(man) I want to welcome each and every balloon enthusiast to Philadelphia. Thank you for coming here this morning to commemorate the first balloon voyage in the United States. On January 9, 1793, at ten o'clock in the morning, a silk balloon lifted...
(woman) So, uh... as Jim said, James Polk was the eleventh President, and... uh... well, my report's about the next President --- Zachary Taylor. Taylor was elected in 1849. It's surprising because... well, he was the first President that didn't hav...
(woman) You may remember that a few weeks ago we discussed the question of what photography is. Is it art, or is it a method of reproducing images? Do photographs belong in museums or just in our homes? Today I want to talk about a person who tried...
(man) A lot of people in the United States are coffee drinkers. Over the last few years, a trend has been developing to introduce premium, specially blended coffees --- knows as gourmet coffees --- into the American market. Boston seems to have been...
