Earth Day began as a protest in 1970, but its meaning has evolved. Here’s how it changed - and what it represents today.
Today is Earth Day, a time to think about how to protect the planet that all of us share. Each year on April 22, Earth Day ...
Earth Day, which began in 1970, is celebrated each year on April 22.
On April 6, 2026, shortly before Earth slid behind the Moon from the perspective of Orion, and the spacecraft lost radio ...
Fresh takes on Apollo’s famous “Earthrise” and “Blue Marble” images showed off our planet’s beauty just weeks before Earth ...
April 22 is Earth Day. Have some fun and use NASA's Landsat to see your name in satellite images. Use interactive map for ...
Some 4.6 billion years ago, Earth was nothing like the gentle blue planet we know today. Frequent and violent celestial impacts churned its surface and interior into a seething ocean of magma—an ...
Even when Earth was locked in its most extreme deep freeze, the planet’s climate may not have been as silent and still as once believed. New research from ancient Scottish rocks reveals that during ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results