A new study suggests a massive meteorite impact 3.26 billion years ago, far larger than the dinosaur killer, may have acted as a "giant fertilizer bomb" on early Earth. This impact, releasing vital ...

On a clear night, the moon you gaze upon looks the same as it looked for the first humans that walked Earth—the same ...

Within just a few million years, the continental plates begin to bend and squish toward each other. Around 200 million years ...

Australia holds the oldest continental crust on Earth, researchers have confirmed, hills some 4.4 billion years old ... solidified from lava there eons ago. (See also: "Oldest Rocks on Earth ...

had been used as evidence to support the theory that plate tectonics started nearly as soon as Earth had solid ground — roughly 4 billion years ago. "That's probably a flawed argument now ...

Roughly 4.5 billion years ago, a Mars-sized protoplanet named Theia slammed into the young Earth, causing a massive cataclysm that reshaped the very structure of the planet. This was a direct hit ...

Scientists estimate that the first generation of reptiles evolved between 320 and 310 million years ago, this group was later dominated by dinosaurs which paleontologists say they evolved on Earth ...

Iron ore deposits are about 1.3 billion years younger than previously believed, reshaping both scientific thinking and mining ...

‘My work focuses on estimating early Earth’s history. In the last few years, I’ve worked on the Hadean Eon which was about 4.5 billion years ago — this is the most mysterious part of our ...

From 3 billion years ago to roughly 600 million years ago—right at the dawn of complex life on the planet—the Earth’s oceans would’ve been significantly more green than they are today.

The strength of Earth’s magnetic field seems to rise and fall hand-in-hand with the abundance of oxygen in its atmosphere, a ...