What is Blue Hole?

A blue hole is a large marine cavern or sinkhole, which is open to the surface and has developed in a bank or island composed of a carbonate bedrock (limestone or coral reef).

How does Airbag work in automobiles?

When a car hits something, it starts to decelerate (lose speed) very rapidly.
An accelerometer (electronic chip that measures acceleration or force) detects the change of speed.

What makes the center of Ice Cubes white?

As the water freezes, it wants to form a regular crystalline structure (ice). That means impurities like oxygen and other dissolved gasses are pushed away from the crystallization front into the remaining liquid.

How does Wireless Charger work?

Wireless charging works by transferring energy from the charger to a receiver in the back of the phone via electromagnetic induction.