Science and Technology

Why is steam hotter than the boiling water?

Planet Earth

Why the skin of a banana turns black in the refrigerator?

Science and Technology

Why does food cook quicker in a pressure cooker?

Planet Earth

Out of the 24, which time zone applies to Antarctica where all time zones meet?

World

What's the origin of the words post-box, postage, post office and postman?

Living Creatures

How does a sloth survive in the wild where norm is survival of the fittest?

Outer Space

Which is the highest mountain in the Solar System? Is it Mount Everest?

Human Biology

Why do we have wisdom teeth? Why are they sometimes painful?

Living Creatures

What is the difference between tortoise and turtle?

Living Creatures

Do Hippopotamuses have pink colored sweat? What is the reason for it?

How things work

Who was the first to reach the summit of Mount Everest? Tenzing Norgay or Edmund Hillary?

Planet Earth

What substance is the white powdery coating on grapes?

Planet Earth

To what extent the sea level would rise if all the icecaps in the world melt due to Greenhouse Effect and the global warming?

Science and Technology

Why sugar dissolves faster in hot water than in cold water?

Human Biology

If you can see something with one eye closed then when seen with both eyes why doesn’t it appear double?