Green oceans on early Earth, shaped by iron, pushed microbes to evolve light-absorbing tools that worked in green light.

Researchers found that cooperative fluid dynamics between single-celled organisms may have driven the evolution of multicellular life.

Although Earth itself cohered into a planet around 4.5 billion years ago, most estimates suggest it took at least another 800 million years before the earliest lifeforms developed. But while ...

In The Decline and Fall of the Human Empire, science writer Henry Gee considers how long we’ve got, and how we can extend our ...

The calculations suggested 2.5 supernovas might affect Earth in some way every 1 billion years ... Late Devonian extinction event 372 million years ago and one at the end of the Late Ordovician ...

Civil society warns that the country is late in preparing its national social climate plan. SOFIA - Bulgaria risks losing €2.5 billion in EU grants from the Social Climate Fund because it is ...

Evidence suggests that the earliest life forms were thermophiles, which gradually adapted to lower temperatures as Earth cooled ... occurred 2.5–2.1 billion years ago, coinciding with the ...

Earliest Days of Earth's Formation Mar. 26 ... So where was there sufficient phosphorus four billion years ago for life ... Mar. 21, 2025 — Who were our earliest ancestors?

Enzymes originally evolved in high-temperature environments and later adapted to lower temperatures as Earth cooled ... transition occurred 2.5-2.1 billion years ago, coinciding with the Great ...

The explosive supernova deaths of nearby massive stars may have played a significant role in triggering at least two mass extinction events in Earth's history, according to new research.

It was his death, three years ago at age 93, that prompted the family to sell, said Trey Yates, who is vice president of the family company Abo Empire. Atarque Ranch, whose Spanish name means ...