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Scientists reveal how mountain lions, elk, and other animals are making use of these underground areas in Colorado.

The discovery that what was long believed to be one fly species is actually two deepens researchers’ understanding of plant-pollinator relationships in a unique habitat in southern Africa.

Watch and listen to reptiles, amphibians, insects, and birds respond to sound from inside their eggs.

One way to investigate the record-setting deaths of the marine mammals is to perform autopsies on them, but researchers are also taking a close look at living whales for clues to what could be killing them.

Take a peek at one of the biggest collections of bacteria and fungi in the world.

The best of The Scientist’s popular daily photo posts

The Scientist celebrates the most popular videos, slideshows, and infographics of the year.