# Use Youtube player (with Youtube AD) #<<<>>> # Use our player (Downlaod, Unblock & No Youtube AD) 再生できないときはここをクリック　click here if failed to load 如无法播放请点击这里#

INFO:
Q: What do vampires and X-rays have in common? A: They don’t reflect in most mirrors! For Goddard Glossary and #NASAHalloween, we took a look at why studying X-rays from the universe requires specially designed mirrors. Music Provided by Universal Production Music: “Liar Liar
Goddard Glossary: X-Rays