The (evolving) art of war

In 1969, the Soviet Union moved troops and military equipment to its border with China, escalating tensions between the communist Cold War powers. In response, China created a new military strategy of "active defense" to ...

How to destroy an asteroid without nuking each other first

In the event of an asteroid heading to Earth and likely to cause catastrophic damage, an Armageddon-style nuclear explosion may well be our best line of defence. But would doing so lead the way to potential space-based nuclear ...

Information wars endanger civilization, say 'Doomsday' experts

Information warfare is amplifying major worldwide threats like climate change and nuclear warfare, endangering the future of civilization, US experts said Thursday as the symbolic Doomsday Clock stayed at two minutes to midnight.

Iran satellite in US row fails to reach orbit

Iran launched a satellite criticised by the United States as a breach of a UN resolution on Tuesday but it failed to reach orbit, the telecommunications minister said.

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