India, May 9 -- Brain teasers have always captured people's imagination, from word puzzles to visual conundrums, and they continue to mesmerise internet users. One such riddle that has grabbed the attention of the online community was shared on the Instagram account 'Reel Serious', where users are challenged to think critically in order to find the solution.

(Also read: Brain teaser: If you crack this tricky maths riddle, you'll earn certified genius status)

The riddle shared on Instagram challenges users to identify an entity that is visible in the sun but disappears in the rain. The riddle reads:

"I am present in the sun but not in the rain. What am I?"

Check out the puzzle here:

At first glance, it seems simple, but many users hav...