I am the remnant of ancient explosions, telling tales of the universe’s birth. What am I?
Category: Science · Difficulty: expert
Hint: I am the afterglow of a cosmic event.
Answer
Cosmic microwave background radiation
Explanation
Cosmic microwave background radiation is the thermal radiation filling the universe, a remnant of the Big Bang.
This is a expert science riddle — one of the harder riddles here. The answer is Cosmic microwave background radiation.
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