National Air and Space Museum Quiz -- National Geographic

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Video: Mysterious Maya Art Found

Researchers have uncovered a remarkably well-preserved Maya mural and calendar markings that add perspective on Maya thinking. Video.
Sun Is Slower Than Thought

New NASA data hint that our star is moving too slow to form a bow shock, a structure long thought to protect us from cosmic rays.
New Fossil Croc Is Biggest Yet

The 27-foot-long predator may have ambushed early humans in what's now Kenya, a new study says.
Rio's Readiness Operations Center

Rio de Janeiro has one of the most cutting-edge facilities in the world.
Photos: Shuttle Arrives in NYC

NASA's first shuttle buzzed the Big Apple Friday on the way to its new home atop an aircraft carrier in the Hudson River.
How to Gigapan a Space Shuttle

Go behind the scenes with one of the photographers who made our new "intimately detailed" HD panoramas of the NASA spacecraft.

Blog: Breaking Orbit

Zodiacal Light Rising

Once mistook for campfires and volcanoes, the faint cone of light caused by interplanetary dust will be visible for the next two weeks.
Sizing Up the Supermoon

Just how much bigger than average was Saturday's supermoon? Princeton professor Robert Vanderbei uses lunar pictures to crunch the numbers.
Mercury MESSENGER 101

As NASA's first Mercury orbiter approaches the tiny planet, get the facts behind the mission and find out what scientists hope to learn.

Blast Off!

Take off with the National Geographic Angry Birds Space book as the birds fly through space on an intergalactic rescue mission.

Iceland's Resilient Beauty

Over the centuries, humans (and sheep) have taken a toll on the volcano- and glacier-shaped landscape. But what remains is still spectacular.
Civil War Sketches

Browse through a gallery of historical illustrations depicting both the horrors of battle and the moments of grace, as captured by skilled battlefield artists of the American Civil War.
Apostles Photo Gallery

They were unlikely leaders. As the Bible tells it, most knew more about mending nets than winning converts when Jesus said he would make them "fishers of men." Yet 2,000 years later, all over the world, the Apostles are still drawing people in.