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...work together on real-life planetary defence - far beyond Hollywood’s sci-fi blockbusters. Discover how you’ll have a chance to witness a real-life asteroid fly-by in 2029 when Apophis comes so close to Earth that it will be visible to the naked eye across parts of Europe, Africa and Asia. Defending Earth from asteroids [Laptop with Defending Earth from asteroids...

...to others to send spam to, or steal data from. ‘How to Survive a Botnets Attack’ is a short animation that explains how to work safely on the internet and avoid your computer joining the ranks of the un-dead... How to Survive a Botnet Attack? This animated tutorial shows you how to spot and survive a botnet attack and also how to prevent one from ever happening again....

...work needed to do complicated calculations, such as those required in astronomy and navigation. Napier’s ‘excellent brief rules’ were quickly adopted and improved upon. This OpenLearn course provides a sample of Level 2 study in Mathematics...This free course looks at Scotsman John Napier (1550-1617) and his invention which radically altered the course of...