Living Creatures

Why does tail of a house-lizard (gecko) jerk and toss about for some time even after cutting off from the body?

Living Creatures

Why the flock of migrating birds mostly flies in ‘V’ formation only?

World

What does the ‘Rx’ sign on doctors’ prescription mean?

World

Who Is The Inventor Of ‘Smiley’ Face Symbol And What Is The Story Of Its Creation?

Human Biology

What is the scientific cause of headache and migraine? What actually happens in the head at that time?

Human Biology

What is the reason for acidity and burning sensation in the chest after eating spicy food?

Living Creatures

Is Chihuahua the smallest breed of dog?

Human Biology

What's the reason for and benefits of fever and body temperature rise?

Science and Technology

What is meant by a zero watt bulb?

Human Biology

Why do we yawn? Is it infectious? And why do the ears appear to have become deaf during a yawn?

Planet Earth

What is the number of active volcanoes in the world?

How things work

What are the features of the world’s cheapest car, Tata Nano?

Planet Earth

Is there any physical evidence that asteroids struck our planet in the past?

Planet Earth

What is the quantity of gold in the seawater? Is it possible to reap it?

Planet Earth

Why does sunflower always face towards the Sun?