Meet "Sedentary Sam": he suffers from digital eye strain, tech neck, early aging, varicose veins, swelling and a sunken face.

As the world marks UN World Cities Day on 31 October—a call to make cities more sustainable—a new international study ...

Some 1.3 billion people are predicted to have diabetes by the middle of the century. That number hits 5 billion when pre-diabetic people are included. Artificial intelligence now lets people with ...

How high will the ocean rise under climate change? By 2050, scientists have a pretty good idea. But why does it matter where ...

For years the aviation industry has talked up supersonic jets, pilotless planes and aircraft powered by electricity or green ...