David Burnett's historic pictures of the Iranian revolution look startlingly similar to images of Tehran protests today. But, the photojournalist makes clear, looks aren't everything.
See the full-scale re-creation of the top secret Nazi plane that could have turned the tide of World War II—as well as the last surviving example of "Hitler's stealth fighter."
Called a "photographer's liberation," Kodachrome produced clear, vivid color photographs that drastically changed National Geographic magazine. Kodak announced Monday it will cease production of the iconic medium.
The 2,000-year-old, human-made cave—the largest in Israel—is etched with crosses and may have served as a Christian refuge, monastery, and quarry, experts say.
A newfound vulture-bone flute is likely the world's oldest recognizable musical instrument, a new study says. The 40,000-year-old flute may add to evidence that music helped do in the Neanderthals.
From wayward nuns to convicted witches, the global custom of burying people "prone" was likely used to disrespect or humiliate the dead, according to the first study of its kind.
The great American roller coaster celebrates its 125th anniversary this month. Follow the twists and turns of coaster chronicles via pictures of history-making, stomach-churning scream machines.
Scientists in Indonesia claim they have unearthed the 200,000-year-old skeleton of a giant elephant that stood more than 13 feet (4 meters) tall. Video.
See an ultralight hang glider fly in formation with cranes, a bright-green Chinese lake, and hundreds of thousands protesting in Iran in this week's selection of the best news pictures.
The Inca landmark was a pilgrimage site and a scaled-down version of a mythic landscape, not an imperial estate, according to a controversial new study.
Archaeologists have begun excavating more of the famed terra-cotta warriors, life-size clay figures created to guard the tomb of China's first emperor. Video.
Who do you want to see receive $20,000 to put their Earth-saving idea into action? Check out the ten Green Effect finalists, and until July 20 you can vote—up to once a day—for your favorite idea!