Science & Technology

Six real-life Star Wars worlds

The Stars Wars universe has been captivating audiences for decades, but astronomers are beginning to find alien worlds that bear an uncanny resemblance to the planets dreamt up by George Lucas.

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Why we still don’t understand sleep, and why it matters

For the first 20 years of his life, Henry Nicholls had a healthy relationship with sleep. Shortly after his 21st birthday, he began to experience symptoms of narcolepsy, a debilitating disorder that’s plagued him ever since. Sleep research is progressing, so why are he and others like him still waiting for a cure?