Radiation

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How does a Nuclear Bomb differ from a Conventional Bomb?

How does a Nuclear Bomb differ from a Conventional Bomb?

Every now and then we hear of countries of the world carrying out heated discussions about nuclear bombs. The topics range from who has the right to own a nuclear bomb and who does not, who should use it and who must not and so on. But what exactly happens when such a bomb actually explodes? And how are nuclear bombs different from conventional bombs? The greatest difference between the two types of bombs is the sheer scale of destruction they cause....

The Hottest way to Catch Crooks

The Hottest way to Catch Crooks

All of us know how crooks are caught. We have seen it in film after film: the police inspector matches the fingerprints on the scene of the crime with the suspect’s fingerprints. And the culprit goes to prison. Fingerprinting has remained one of the best ways to catch a person with a criminal record. The technique was foolproof, for no two people have matching fingerprints — even identical twins. Unfortunately, things are not so simple any more....

Super Moms

Super Moms

Japan: Mothers for peace Did you know that mothers in Japan were among the first to protest against nuclear weapons? This happened 45 years ago, in 1955. In 1945, at the fag end of the Second World War, the US dropped atomic bombs on the Japanese cities of Hiroshima and Nagasaki. The bombs killed 3,40,000 people. About 300,000 were left alive, but they suffered all through their lives from the horrible effects of radiation. Super Moms [Illustration by Biswajyoti Ghosh] For a long time no one spoke about the terrible tragedy....

Joining Hands for peace, at Hiroshima

Every year, on August 6 and 9, a peace memorial conference is held in Hiroshima and Nagasaki. Thousands of people from all over the world gather there to indicate their support for peace in a world that is free of nuclear weapons. Dr Srimanjari, who teaches History at Miranda House, Delhi University, took part in one such conference, in 1998. She shares her experience, saying that the visit was a real eye-opener for her. How does one talk about peace?...

The Big Meltdown

The Big Meltdown

September 23: Earth is the only planet with an atmosphere congenial to life forms as we know of. If a blanket of air didn’t surround us…our planet would have been a frozen wasteland – much too cold for human habitation. We have a lot to be thankful for. But we humans have been taking things for granted. As a result, this protective blanket is now slowly suffocating us. The Big Meltdown [Illustration by Sudheer Nath] According to a worldwide study carried out by the World Wildlife Fund....

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