Earth Day started in 1970 when people — including Wisconsin Sen. Gaylord Nelson — brought attention to the impact oil spills, pollution and smog were having on the planet. "Then in January 1969, he ...
Predicting what Earth will look like in 1000 years could help researchers find signs of life on other planets. Earth is a pretty unique place. Thanks to its location in the habitable zone, life as we ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Deep inside Earth ...
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What is Earth Day 2026? Here's what you need to know about Earth Day, from what it means to this year's theme
Each year on April 22, Earth Day is celebrated around the world. Here’s what the event is, how it started and why this year’s theme encourages small individual changes. After beginning as a grassroots ...
The Earth is round, and we know this from detailed measurements and geometric inferencing based off satellites with lasers. Earth is often described as a circle or an oval, but it is neither. As the ...
This interactive map compares the Mercator projection versus the Equal Earth projection. Use the slide bar to compare the 2 maps. Image via EqualEarthMap.app. Science news, night sky events and ...
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