Interactions between Earth and the solar system have profoundly shaped the planet’s history, influencing evolution and climate. One striking example is the asteroid impact 66 million years ago ...

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. A day on Earth was just 23.5 hours long, 70 million years ago. Researchers discovered ...

Earth’s magnetic field sustains life on our planet, protecting us from solar winds, radiation and extreme changes in temperature. But around 591 million years ago, it almost collapsed.

Where they lived: Dinosaur fossils have been found on every continent, including Antarctica. What they ate: Some ate plants, while others ate animals, including other dinosaurs. How big they were ...

Precambrian time covers the vast bulk of the Earth's history, starting with the planet's creation about 4.5 billion years ago and ending with the emergence of complex, multicelled life-forms ...

Learn about the time period that took place 251 to 199 million years ago. 3 min read The start of the Triassic period (and the Mesozoic era) was a desolate time in Earth's history. Something—a ...

A crater at the edge of the Yucatán peninsula in Mexico was created by a massive asteroid that hit Earth 66 million years ago At the end of the Cretaceous Period 66 million years ago, an ...

Scientists have uncovered how plants responded to catastrophic climate changes 250 million years ago. Their findings reveal the long, drawn-out process of ecosystem recovery following one of the ...