The Cool Down on MSN28m
China's new 'artificial sun' sets world record — here's how it could change energy production forever
If nuclear fusion technology can be safely harnessed, it will provide a practically infinite source of clean energy. China's ...
Why do skiers sunburn so easily on the slopes? A snow scientist explains
The powdery snow that skiers and snowboarders love, especially on crystal clear days, plays a big role in how much your skin will burn.