The 21-month trip to Mars poses a litany of problems, particularly keeping people healthy. Could hibernation be an answer?

A species of migrating bat “surfs” the warm winds of incoming storm fronts to conserve energy, according to a study that used tags to track the tiny animals on their long journeys across central ...

Researchers have discovered that male noctule bats adjust their energy consumption with the seasons, using up to 42% more energy in summer than in spring. Use of images is limited to editorial ...