Deep in Chile’s Atacama Desert, scientists studied a green crystal called atacamite—and discovered it can cool itself ...

The Dream Master Magnetic Pickup Tool fits that role perfectly, and it’s currently available at Amazon for just $12. That’s 50% off its regular $24 price, making it an easy, affordable addition to ...

Macworld Power banks have somehow become part of our pat-down—phone, keys, wallet, and battery. But what do you do when you ...