Questions

The layer of air around the earth is known as Atmosphere. And this atmosphere has 4 layers like troposhere, stratosphere, ionosphere and mesosphere.

This is the reason why we see the same side of  the moon always

HR-Human Resources:

To be a good HR person we need to have excellent  communication skills,interpersonal skills, good friendly attitude, talkative, decision-making skills etc.

An HR is the backbone of a  company. Right from recruiting the suitable person to training and then efficiency appraisal and then compensation and then exit interview...everything every step involves an HR.

So, if you wish to be a soul of the company not just a part of it, you should be an HR.

Email inventor Ray Tomlinson dies at 74. Ray Tomlinson, who sent the first e-mail, has died.

The size of the pupil of the eye automatically adjusts itself  according to the intensity of light passing through it;if the intensity is more , the size is less, if less, it is more. So in our case the pupil should dilate i.e, increase in size to be able to see in the dark . This switchover takes sometime. But here the entry into the dark room is immediate . So the eye has no time to adjust itself and hence is not able to see at all for a while.