Alzheimer’s disease: An incurable brain disease that can cause confusion, mood changes and problems with memory, language, behavior and problem...

anatomy: (adj. anatomical) The study of the organs and tissues of animals. Or the characterization of the body or parts...

To Sally Warring, protists are an absolutely underrated type of wildlife.   “Protists are very charismatic and interesting,” says Warring, who...

Neandertals really knew their way around a fire. In a sea cave sheltered from the blustery winds of Gibraltar, our...

antibodies: Any of a large number of proteins that the body produces from B cells and releases into the blood...

Two ancient hominid species with slightly different gaits crossed paths in East Africa. Footprints preserved on what was once a...

asteroid: A rocky object in orbit around the sun. Most asteroids orbit in a region that falls between the orbits...

Starting around 4,000 years ago, an elaborate fish-trapping system nourished expanding human populations in lowland Central America, a new study...

bacteria: (singular: bacterium) Single-celled organisms. These dwell nearly everywhere on Earth, from the bottom of the sea to inside other...

Mars’ moons could be the remains of an ill-starred asteroid that got too close to the Red Planet. A shredded...