Brain aging affects some mental systems far more than others, with one major network staying remarkably stable later in life.

Mice that received vagus nerve stimulation after training remembered a learned movement better several days later.

Billions of trees and grasses planted by China to fight climate change caused water to evaporate faster than rain could replenish it.

Confidence builds a sense of control, and two brain circuits turn that estimate into how much you learn from a win or a loss.

A new study identifies how much clearcutting boreal forests can withstand before populations of old-growth forest birds begin ...

Colorful pigments may have helped cactus relatives tolerate drought before succulence became a major survival strategy.

Mountain plant extinctions are climbing on Europe's highest summits, and a shrinking patch of ground is the first sign of one ...

Three peptides stayed whole for weeks in 98% sulfuric acid, the stuff of Venus's clouds, and all three folded into the same ...

Semaglutide extended lifespan in older female mice and improved several age-related functions, but benefits remain unproven in humans.

Steel, cement, aluminum, and fertilizer sit behind a fifth of global emissions, and a carbon price floor could raise $200 ...

Ancient iron deposits reveal how mountain building and the spread of land plants transformed Earth's iron cycle over the past ...

A fruit fly can taste food all over its body. New research shows how those signals travel through the brain to control eating ...