Riddle

This has no beginning, middle or end, and all the greatest thinkers see it but can't comprehend. What is it?

Choose an answer

A.Infinity
B.Time
C.The universe
D.Space
Hint: It's a word with 5 letters, starting with "S".

Answer

Space

Why this is the answer

The vastness of space (or the infinite universe) has no clear starting or ending point, and even the greatest scientific minds struggle to fully grasp its scale.

This riddle is filed under "What Am I?" Riddles and rated Medium.