Infinite photos and videos for every Wiki article · Find something interesting to watch in seconds
History
Page
Horn antenna used by Ewen and Purcell for the first detection of hydrogen line emission from the Milky Way
Horn antenna used by Ewen and Purcell for the first detection of hydrogen line emission from the Milky Way
Page
Continuous spectrum of an incandescent lamp (mid) and discrete spectrum lines of a fluorescent lamp (bottom)
Continuous spectrum of an incandescent lamp (mid) and discrete spectrum lines of a fluorescent lamp (bottom)