Science

People who took acetaminophen responded less strongly to happy or sad photos in a small study. It's one of several studies suggesting that there's an overlap with pain and other feelings.

California is parched. Wells are running dry. Vegetable fields have been left fallow and lawns are dying. Who can we blame? From almonds to politicians to cheap water, here are seven candidates.

Dallas Mildenhall is one of the world's few forensic pollen experts. He recently identified a rare, mutated pollen grain that helped police crack a murder case in his native New Zealand.

Two new studies published in the journal Nature point to a connection between a class of insecticides known as neonicotinoids and a decline in bee health. What's bad for bees is bad for crops, too.

Amid this week's hoopla celebrating the Hubble Space Telescope, don't forget the clever astronomer for whom the space scope was named. In the 1920s, he changed our sense of ourselves and the universe.

Early next month, California plans to finalize its emergency water conservation plan. Cities are under the gun to cut their water usage from anywhere between 15 and 40 percent.

Doctors, it turns out, often don't follow evidence-based guidelines. One result? Unnecessary tests. Scientists who study this contrariness think they know why.

Launched shortly after the fall of the Berlin Wall, the Hubble telescope isn't showing its age. Astronomers and other fans hope this old charmer will be useful for many years to come.