Health

Why pain seems worse at night

As the song from the musical "Les Miserables," based on the novel by Victor Hugo, says, "But the tigers come at night, with their voices soft as thunder." We've all been miserable at night, when we find ourselves tossing ...

Medical research

Paralysed man walks again via thought-controlled implants

A paralyzed man has regained the ability to walk smoothly using only his thoughts for the first time, researchers said on Wednesday, thanks to two implants that restored communication between brain and spinal cord.

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