Now, researchers have discovered a new mass extinction event, one that happened 2.05 billion years ago and likely killed between 80 percent and 99.5 percent of all of life on Earth.

Now, researchers may have discovered a new mass extinction event, one that happened 2.05 billion years ago and likely killed between 80 percent and 99.5 percent of all of life on Earth.

Imagine stepping back in time to Earth 2 billion years ago,long before forests, dinosaurs, or even fish. Step into Earth’s ...

A mass extinction occurred around 2 billion years ago, wiping out up to 99.5% of life on Earth, scientists have reportedly said.It killed off more of Earth's biosphere than the event causing the ...

New investigations by geoscientists have shown that large land masses did indeed exist on Earth 2.7 billion years ago. Skip to main content Your source for the latest research news ...

Chemical signatures in shale, the Earth's most common sedimentary rock, point to a rapid rise of land above the ocean 2.4 billion years ago that possibly triggered dramatic changes in climate and ...

EUGENE, Ore. -- May 23, 2018 -- Chemical signatures in shale, the Earth's most common sedimentary rock, point to a rapid rise of land above the ocean 2.4 billion years ago that possibly triggered ...

The measurements could help resolve previous arguments whether the emergence of land between 1.1 and 3.5 billion years ago was gradual or stepwise, scientists said. Based on his own previous modeling ...

When a meteorite with the mass of four Mount Everests hit Earth 3.2 billion years ago, it caused global chaos and provided an unexpected silver lining for life.

A new study published Monday in Nature Geoscience suggests that Earth was likely covered by a massive ocean 3.2 billion years ago, possibly even like the future depicted in the 1995 Kevin Costner ...

If you had a time machine that allowed you to cruise far into Earth’s incredible history, you’d probably want to avoid a window of time around 3.2 billion years ago.

Around 3 billion years ago, Earth may have been covered in water without any continents. The research may hold clues to the evolution of life.