Source: Sun, hot things eg Sun, radiator etc.
Detected by: infrared cameras, night vision goggles
Typical wavelength: 10 to the -3 m to 10 to the -6 m
Typical frequency: 10 to the 12 to 10 to the 14 hertz
Danger: cooks cells
Uses: long distance calls, cook food, detects heat, warmth