Apa Itu Demam Denggi?

Apa itu Demam Denggi? Demam denggi ialah sejenis penyakit bawaan nyamuk yang menjadi masalah utama kesihatan awam antarabangsa dalam beberapa tahun kebelakangan ini. Jenis demam denggi yang lebih merbahaya ialah demam denggi berdarah. Ia merupakan punca utama kematian kanak-kanak di kebanyakan negara hari ini.Demam denggi dibawa oleh nyamuk Aedes kepada manusia melalui gigitannya. Bagaimanakah penyakit ini merebak? Demam denggi didapati berlaku...

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The Man With The Bomb.

By Richard Rhodes Robert Oppenheimer oversaw the design and construction of the first atomic bombs. The American theoretical physicist wasn’t the only one involved—more than 130,000 people contributed their skills to the World War II Manhattan Project, from construction workers to explosives experts to Soviet spies—but his name survives uniquely in popular memory as the names of the other participants fade. British philosopher Ray Monk’s...

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New Documents Reveal How a 1980s Nuclear War Scare Became a Full-Blown Crisis

BY ROBERT BECKHUSEN During 10 days in November 1983, the United States and the Soviet Union nearly started a nuclear war. Newly declassified documents from the CIA, NSA, KGB, and senior officials in both countries reveal just how close we came to mutually assured destruction — over a military exercise. That exercise, Able Archer 83, simulated the transition by NATO from a conventional war to a nuclear war, culminating in the simulated release...

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