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Why Lightning and Thunder Occur in Clouds?

Lightning and thunder are complex atmospheric phenomena involving electrical pr…

Why are Printed Circuit Boards usually green in colour?

A ‘green’ printed circuit board is not actually green all the way through. The …

What is APGAR Test?

The APGAR test is a quick assessment performed on newborns shortly after birth …

What is Captcha [ C.A.P.T.C.H.A ] in computer?

CAPTCHA, which stands for Completely Automated Public Turing test to tell Compu…

Options Trading Decoded: 5 Key 'Greeks' You Must Understand

Options Trading Decoded: 5 Key 'Greeks' You Must Understand Plus how …

Why do athletes spit drink while playing?

This is called Carb rinsing. Carbohydrate mouth rinse is a strategy used by ath…

What is a three parents baby?

A three-parent baby is a human offspring produced through assisted reproductive…

What is Fish rain?

Fish rain is a rare natural phenomenon where fish fall from the sky during or a…

What is a Satellite Phone? How does a Satellite Phone work?

A satellite phone, or satphone, is a mobile device that communicates directly w…

What is Motion Sickness?

Motion sickness, also known as travel sickness or kinetosis, is a condition cha…

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