“Harnessing Light for Powerful Signals Similar to how a radio antenna captures a broadcast from the air and concentrates the energy into music.”
Crazy, man! Here’s an article written by someone whose mind is a science desert. As usual, such articles start with a flashy picture.
From other articles, it captures the various wavelengths of light in greater concentration and creates a much more detailed picture of it.
To me, that means much more detailed pictures of astronomical phenomenon.