Much of North America’s set to be plunged into darkness as a total solar eclipse looms over continent for four-and-a-half minutes. 

Cern’s ‘Big Bang machine’ closer to birth of universe. Double amputee walks again with pioneering bone implants. Why did EV sales slump?

Also in this episode:

• Vet firm CVS hit by UK cyberattack
• NHS one-hour hepatitis C test ‘bid to eliminate virus’
• Give sunbeds cancer warnings like cigarettes, says charity
• Will Tesla’s automated taxis finally launch this year?

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