Recent research has found that might be a problem. Light exposure at night has been linked to higher rates of diabetes, ...

Quantum computers promise to tackle problems that are extraordinarily difficult for today's computers. But there is a major ...

EDITOR’S NOTE: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

Kaiwei Tang helped create the iconic Motorola Razr over 20 years ago. Now, 10 years into building Light, the startup behind the minimalist smartphone alternative Light Phone, he’s as surprised as ...

Light therapy can be defined as exposure to daylight or specific wavelengths of light for a prescribed amount of time in order to treat seasonal affective disorder, acne, and a myriad of other ...

The light-year is an indispensable unit of measurement for anyone trying to understand outer space. Get a group of astronomers talking, and you’ll hear them say “light-years” about as often as you ...