Assuming they are real, they add weight to the evidence of isotopic lightness and show that, as early as 3.7 billion years ago, Earth was indeed home to complex microbial ecosystems.

It then persisted through a period 3.7 billion years ago, when the young Earth was regularly pelted by asteroids. “If life could find a foothold here, ...

For decades, scientists believed that life on Earth took at least a billion years to get started. The prevailing idea was that the planet’s violent early history—especially a period of intense ...

Scientists have found what they claim are the oldest-known fossils on Earth, embedded in Canadian rocks that are at least 3.7 billion years old. If they are right, the discovery suggests that life ...

Earth's continents have been leaking nutrients into the ocean for at least 3.7 billion years, new research suggests. When you purchase through links on our site, we may earn an affiliate ...

Earth hasn’t always been a blue and green oasis of life in an otherwise inhospitable solar system. During our planet’s first 50 million years, around 4.5 billion years ago, its surface was a ...

Scientists have discovered 3.7 billion-year-old fossils entrapped by Greenland’s ice, according to a study published on Wednesday in the journal Nature.. The newly discovered remains may ...

The 50-mile-long (80 kilometers) ridge contains crystallized minerals called zircons dating to 4.4 billion years ago, making them the oldest Earth materials ever found.

A recent study estimated that if we keep burning all our fossil fuels, Earth will be 8°C (14.4°F) warmer by 2300, returning to the climate of 52 million years ago. In the Arctic, average ...

Evidence was found deep in rock structures within Africa’s fossil-abundant nation of Gabon that suggest conditions for animal life started about 2.1 billion years ago, the BBC reported.