4.8 • 4.1K Ratings
🗓️ 21 March 2017
⏱️ 22 minutes
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0:00.0 | One of the best choices I ever made for my health was prioritizing regular checkups, |
0:05.7 | because when it comes to health, knowledge is power. |
0:09.2 | Fortunately, ZockDok makes booking a doctor a breeze. |
0:12.5 | Stop putting off those doctors appointments and go to Zocdoch.com slash Hertz to find and instantly book a top-rated doctor today. |
0:20.0 | That's Z-O-C-D-O-C.com slash H-E-R-T-Z. |
0:24.3 | Zocdoch.com slash Hertz. |
0:32.0 | From de facto sound, you're listening to 20,000 Hertz, the stories behind the world's most recognizable |
0:38.9 | and interesting sounds. |
0:40.8 | I'm Dallas Taylor. |
0:42.5 | This is the story behind sound in our solar system. |
0:52.8 | When you think about sound and space, classic films and television, like Star Trek, immediately |
0:58.8 | come to mind. |
1:00.2 | Space, a final frontier. |
1:04.4 | From the ambient drones and alien, to the galactic battle scenes in Star Wars. |
1:16.9 | Space truly is the final frontier in the study of sound. |
1:25.7 | Perhaps the best marketing tagline in movie history came from the Ridley Scott film, Alien. |
1:32.3 | In space, no one can hear you scream. |
1:35.3 | That phrase is true, and not only because of the distance from Earth, it has to do with how sound travels. |
1:42.3 | I'm Dr. Laurie Glaze. |
1:44.5 | I'm the deputy director of the Solar System Exploration Division at NASA's Goddard Space Flight Center. |
1:50.6 | Lori oversees about 300 scientists that study all the planets and small bodies of our solar system. |
1:56.9 | You don't have sound in space because sound requires molecules. |
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