Microglia make up 10 percent of the brain, and an extremely rare case shows just how important they are.
Juvenile canines might have been a cheaper alternative to full-grown dogs.
John Crowley’s take on Donna Tartt’s hit 2013 novel sticks closely to its source material, but fails to capture what makes the story compelling.
A selection of terms that have newly been coined, that have recently acquired new currency, or that have taken on new meanings, compiled by the executive editor of The American Heritage Dictionary of the English Language, Third Edition.