The venture, privately funded to start, is now run by the University of Arizona. And today, scientists there are quietly ...

Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name "Hadean" comes from the ...

Rocks from the Hadean Eon, the first period in the geological timescale, have been dated in Québec. These are some of the ...

The oldest terrestrial materials ever dated by scientists are extremely rare zircon minerals that were discovered in western ...

How did Earth, alone among the solar system's rocky planets, become the home for life? How, among all this frigid ...

In a groundbreaking discovery, astronomers have identified TOI-1846 b, a super-Earth exoplanet located 154 light-years away.

A groundbreaking study suggests that the famous Cambrian explosion—the dramatic burst of diverse animal life—might have actually started millions of years earlier than we thought. By analyzing ancient ...

The Earth as we know it today is the result of billions of years of geological activity, where continents have shifted, collided, and broken apart over time. But what did Earth look like in its early ...

In 1921, William Bell Riley admonished his opponents that they should “cease from shoveling in dirt on living men,” for the ...

Wild tomatoes in the Galápagos may be reversing evolution—reawakening ancient traits, surprising scientists at UC Riverside.

Fossil remains unearthed in Colombia's Cerrejón coal mine reveal Titanoboa cerrejonensis, the largest snake ever discovered, ...

The study questions the long-held belief that northern Africa became arid around 3 million years ago, which coincides with ...