Question

Radiation was first detected by a ?

Answer 1

An Antenna, Bell Labs Holmdale Horn Antenna in New Jersey.

American radio astronomers Robert Wilson and Arno Penzias discovered the cosmic microwave background radiation CMBR.

Answer 2

German Scientist named William Roentgen.

Roentgen discovered X-Rays while researching at the University of Wurzburg in 1895. Roentgen noticed rays emanating from black paper and theorized as to what they were.