I always used to think that the drive across a four kilometre stretch from my house to the main road was a pain. Actually, not all of it was a pain. The car bounced up and down a few bumpy patches the first kilometer, then zoomed across a smooth 2.
Nine ‘o’ clock. It’s time for your favourite serial on television. Have you ever wondered how the same serial can be viewed by millions of people across the world?
This is possible because of satellite television technology.
Consider this, your state has been hit by a cyclone with wind speeds measuring 300 kilometres per hour. All modern means of communication – telephone, cellphone, wireless sets – lie dead as the cyclone has destroyed all connecting stations and links.
Humans have invented new and advanced ways of communicating with each other. Television, radio, telephones and of course email. You will be surprised to know that animals who seem to have very simple methods of communication – using their bodies and voices – are also capable of long distance communication.
Long before roads needed traffic lights, railways were using a system of signals to control train traffic. In the early railways, a single track was used for both up-going and down-going trains, and safety depended on spacing the arrival and departure of trains according to time intervals.
Recently, sailors on the nuclear submarine that sank in the Baltic Sea were isolated from rescue workers as their radio set got damaged. Luckily their radio operators knew the Morse code and were able to communicate by knocking on the sides of the ship.
Firefly is just a name. They are actually very cool insects. And they are not even flies, they are beetles. They have a way of sending out light signals every now and then. If you see them at night on a tree, you might think it is a brightly lit Christmas tree.
Do you believe that there might be life on other planets? Would you like to be the first ‘Earthling’ to make contact with an alien? Well, you can start your search from home. All you need is a computer and Internet access, and you can join the project of the US-based National Aeronautics and Space Administration (NASA).
Most movie fans have seen or at least heard of Hollywood legends Hedy Lamarr and Steve McQueen. But how many know that these two were inventors who have significantly changed our lives. Nobody? Not surprising.
Pitara literally means ‘a chest full of surprises’. For over 20 years (this website was started in 1998) we have been publishing original multi-cultural, multi-lingual and inclusive content to help kids explore, discover, learn, play, enjoy... All our content is copyright protected. If you wish to use our content ask us — some of the world's leading publishers regularly license our content.