The discovery of ten lynx kittens marks the first time newborn lynx have been documented in Colorado since 2006, heartening biologists.

Pictured during a steamy moment, two apparently mating African bats are each no bigger than a human thumb, scientists report.

From "fairytale" landscapes to gonad-eating wolffish, little-seen corners and creatures have come to light during the 114 photo missions of the Wild Wonders of Europe project.

Three times longer than today's piranha--and with more teeth to boot--eight-million-year-old Megapiranha solves an evolutionary mystery, a new study says.

Scientists unravel the mysteries of handprints, a universal form of human expression spanning continents and millennia

An archaeologist overturns assumptions about who may have decorated prehistoric European caves.

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.

Revelers ring in summer, buses burn in Iran's capital, Catholics get muddy, and more in this week's best news photos.

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."

Mysterious glowing blobs of gas in the deep universe are mysteries no more: The clouds appear when galaxies are in the process of slowing down their own growth, new x-ray images suggest.

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.

A 3-D sunspot debuts, the clock keeps ticking for the latest space shuttle launch, a couple ties the knot while weightless, and more in this week's best space pictures.

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.

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.

High-resolution pictures of a Martian valley have revealed three-billion-year-old shorelines along what was once a body of water about the size of Lake Champlain, researchers say.