11 Aug 2014:
The spectacular sight of hundreds of shooting stars streaking across the sky might be obscured by the supermoon this year. But you can improve your chances of seeing it, says Nishad Karim
Evolutionary biologist Armand Leroi argues that Aristotle laid the foundations of modern science. Plus, the Ebola outbreak; Rosetta's rendezvous with a comet; and taking aspirin to prevent cancer
6 Aug 2014: Stuart Clark: Rosetta has arrived at Comet 67P/Churyumov-Gerasimenko. One of the most audacious space missions in decades, it is designed to reveal clues to the origins of the solar system, our home planet and life itself
The European Rosetta probe will come within 100km of the strangely-shaped 'rubber-duck' comet and prepare for a first in space history as the craft goes into orbit around it
5 Aug 2014:
Launched 10 years ago, Rosetta is a tiny unmanned craft sent deep into space to study the comet 67P/Churyumov–Gerasimenko. Having finally caught up with the rubber duck-shaped comet it will start orbiting it before dropping a probe onto its surface
19 Jul 2014:
European probe Rosetta will close in on Comet 67P/Churyumov-Gerasimenko next month and its analysis could reveal whether comets brought Earth its water and amino acids, writes Robin McKie
We look back at Apple's tech products, including game-changers such as the iMac and iPhone, curiosities like Lisa – and duds, like the 20th Anniversary Macintosh