Can’t crawl out of bed in the morning? In BBC Focus this month we look at the science behind tiredness and our expert tips will help you get your spark back.

Also in this issue:

  • An in-depth look at Elon Musk’s SpaceX and its revolutionary reusable Falcon 9 rocket
  • Some organisms do things a little differently from the usual boy meets girl routine…
  • There’s nothing funny about OCD, says sufferer James Lloyd
  • Some 200 years ago, one scientist sounded the alarm about climate change
  • Meet the man who can talk to people in vegetative states by getting them to think of tennis

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Let’s talk about dreams

Is dreaming a meaningless quirk or does it play an essential role in how human beings process memories? Professor Mark Blagrove explains how we understand dreams.