Dozens of sperm whales mysteriously stranded on beaches around the North Sea last year, despite not normally inhabiting the areas where they were found. Now a study suggests that the solar storms that cause the northern and southern lights (aurora) could be to blame for such beachings. Nathan Case investigates the idea.

Five serving members of the British army have been arrested on suspicion of being members of National Action, a neo-Nazi group targeting young people. Before the group was banned in late 2016, Chris Allen was researching its distinctive ideology and methods. He explains what he discovered.

What do nuclear missiles and Apple’s App Store have in common? They both owe a debt to a cult of thinking known as “tech fixing”, which posits that technology is better at solving our problems than moral guidance or new laws. Here we hear the story of Alvin M Weinberg, the nuclear engineer who popularised the idea, before Silicon Valley took the ball and knocked it out of the park.

The Conversation’s science editors will be at the British Science Festival again today, running a live news conference that will give you a chance to see how our articles are selected and shaped. We’ll also be looking for ideas that could become content on the site.

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