The number of people with electrodes in their brains is believed to have more than doubled in the last couple of years.

Gravity is the force with which we’re most familiar. It’s what’s keeping you on the planet, even as you’re reading this.

Actually, this is a story of two “bears” who have helped others in more ways than one: first up is an animated superhero teddy bear whose creation was inspired by a father’s wish to help his stepson ...