Dave Mosher is a science reporter who has written for Scientific American, popular mechanics, National Geographic News and Discovery.com. Throughout his career, he has watched humans and robots launch into space, toured a cutting-edge nuclear reactor and flown over the north pole to catch a total solar eclipse. He joins Hari Sreenivasan to discuss the […]

In this episode of SciTech Now, a look at one ranger helping sea lions; women in space; the massive iceberg that broke free from Antarctica; and teaching children through gaming.