Living Creatures

Why does a cat dropped from a height always land on its feet?

How things work

How do neon and fluorescent lights work?

Living Creatures

Which are the longest sleeping animals, after sloth?

World

Why doesn’t the government simply print more currency notes when a country is short of money?

Planet Earth

It is true that millions of years ago there was an ocean in the area now occupied by the Himalayan mountain range?

Human Biology

Why can’t we remember what happened to us when we were babies?

How things work

At what speed light travels? How do scientists measure the exact speed?

Living Creatures

Why some birds like Ostrich, Kiwi, and Penguins are flightless?

Planet Earth

Why Yellow Sea, Black Sea, Red Sea and the White Sea have been assigned such peculiar names?

How things work

Why when the train races forward does its smoke go backwards?

Planet Earth

How does groundwater reach up to the top of the tall trees like coconut palm?

How things work

Why do some countries drive vehicles on the left-hand side of the road while others on right-hand side?

Human Biology

How many red cells are there in human blood? How are they counted?

Planet Earth

Which direction the needle of a compass will point to if the compass is on the North Pole?

Science and Technology

What is Centrifugal Force? Is it of any use to us?