India, April 22 -- On April 24, Bengaluru will experience a fascinating celestial event known as Zero Shadow Day at excatly 12.17 PM. Scientists from the Indian Institute of Astrophysics (IIA) have confirmed that during this rare moment, the sun will be positioned directly overhead, causing vertical objects to lose their shadows entirely.

Dr. Niruj Mohan Ramanujam, who leads the Science Communication, Public Outreach, and Education (SCOPE) division at IIA, explained that this phenomenon occurs when the sun reaches its highest point in the sky-referred to as the zenith. As a result, shadows fall directly underneath objects and become invisible to the human eye.

Zero Shadow Day isn't unique to Bengaluru. It takes place in all cities locat...