As nations posture over access to rare earth deposits, scientists say these coveted materials are hiding in plain sight – and can be harvested without any conventional mining at all. In a lab in ...

Whether it's a scrap of paper on the ground or a bystander that wandered into the family photo, the Photos app on iPhone, iPad and Mac can clean it up. Jeff Carlson writes about mobile technology for ...

The evidence that humans are causing climate change, with drastic consequences for life on the planet, is overwhelming. Experts began raising the alarm about global warming in 1979, a change now ...