Journey through the center of the Earth, explore the planet's dynamic systems and dramatic landforms, and learn about the atmosphere that keeps us alive.
More About Earth
Mines in the U.S. West still ride cycles of boom and bust, but decades of rising environmental standards now demand that they produce without repeating the disasters of the past.
It attracts more than three million visitors each year. But beyond the herds of tourists there is another Yosemite—less familiar, but charged with a power of its own.
Coal is plentiful—and polluting. Can an energy-hungry world afford to wait for this fuel to clean up?
They form within the Earth and make up a large part of our planet—literally. Rock your world and get to know granite, see where sandstone comes from, and learn what makes marble.
The Innovators Project
Meet some of science's most important movers and shakers—from past and present.
A new study on marmoset monkeys offers some hints about the causes of stillbirth.
The Titan Missile Museum gives an insider's look at what might have happened if the Cold War had turned into World War III. Video.
Shop Our Space Collection
The updated companion book to Carl Sagan's Cosmos, featuring a new forward by Neil deGrasse Tyson is now available. Proceeds support our mission programs, which protect species, habitats, and cultures.