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Diagram shows evolution of hominid species.

Humans are just the latest in a long line of hominid species that have emerged in the past six million years.

An Indigenous Australian man in traditional dress holding a wooden weapon with feathers.

A facial reconstruction from a Neanderthal skull, next to the skull itself

Fossil upper left jaw and cheekbone alongside a recreation of the right side from H. aff. erectus

CT of a Neanderthal skull facing to the right and a CT scan of a human skull facing to the left

a hand holds up a rough stone tool

Bill Nye against creationism

A reconstruction of the human skull discovered in Tam Pa Ling.

the skull of australopithecus sediba

illustration of an extinct species of humans

Single-celled organisms ocean-dwelling, called dinoflagellates, light up when disturbed. This species, Pyrocystis fusiformis, is a spindle-shaped cell about 0.04 inches (1 millimeter) long—just large enough to be seen without a microscope.

Geckos inspire more than car insurance

Infographic: The layers and functions of the human skin.

science budgets for federal government

infographic of nuclear power plant

Fukushima fuel rod infographic

infographic of human body sweat

Today�s GoFIgure looks at phobias, defined as irrational fears of things which are not likely to be dangerous.

an abstract illustration depicting the collision of subatomic particles