paralysis

A week after returning from a camping trip in Oregon, Ollie the sheltie became weak and lethargic. His owner took him to the hospital for blood tests and an X-ray, but they found nothing.

Scientists have figured out how to use our brainwaves for everything from racing drones to restoring the function of paralyzed limbs.

Applying mild electrical currents to your head could take away pain, help memory and improve attention – and the US military is very interested.