Humans are just the latest in a long line of hominid species that have emerged in the past six million years.
Studies of brain scans of pot smokers found that the density of brain matter was increased in the pleasure centers of the brain.
59 percent of those polled were optimistic, while 30 percent thought the changes would make people worse off.
Patches of cells in the outer layer of the cortex are disorganized in the brains of autistic children.
More than two weeks after its strange disappearance, Malaysian officials announced they believe Flight 370 crashed into the sea.
Advanced societies frequently collapse unless steps are taken to regulate resource consumption and economic stratification.
The U.S. Food and Drug Administration wants to update the labeling on food packages to reflect the latest thinking on diet and nutrition.
By surrounding their star with swarms of energy-collecting satellites, advanced civilizations could create Dyson spheres.
Dec. 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere and marks the beginning of winter.
The Challenge is a series of tasks to test the capabilities of robots designed for disaster response in emergencies.
The U.S. and China produce more total e-waste than any other country, according to a new map that tracks e-waste around the world.
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