The planet has seen five 'mass extinctions' over the past half billion years, but each was followed by an explosion in biodiversity.
Are we in the middle of a mass extinction caused by Homo sapiens? Past events can help us to understand the current crisis.
Mercury found in prehistoric rock bolsters the idea that volcanoes caused a mass extinction 200m years ago.
The Noril’sk nickel deposits In Russia are unique: giant volcanic eruptions 250 million years ago released colossal amounts of nickel into the atmosphere, kickstarting the Great Dying.
A geomagnetic reversal may have a severe impact on humans.
The jury is in and the debate is over: Earth’s sixth great extinction has arrived.
Large asteroid hits on Earth have the potential to wipe out humanity so knowing how to detect and deflect them is vital. But we know very little about the interior make up of many asteroids.
Human activity doesn't just reduce biodiversity – new research explores how we are continually creating new species and ecosystems, too.
New study supports the idea that an asteroid, rather than climate changes, caused the mass extinction that wiped out the dinosaurs.
Carbon dioxide is rising faster than any time in the past 66 million years. Rapid rises in the past have been linked to mass extinctions.
Why we won't see a Planet of the Apes when humans are gone.
A cosmological event could have unleased the huge comet or asteroid that led to the demise of the dinosaurs.
A fall in vital trace elements in our oceans could be one of the driving forces behind a number of mass extinction events during Earth's history.
When the asteroid struck the dinosaurs departed, leaving the planter
Being big – larger than a dog – increases the risk of being wiped out in a mass extinction.
With most species out of the way, remaining plants and animals rush to evolve into the ecological gaps.
Analysis of extinction rates over the past centuries shows that humans are causing the sixth mass extinction in the history of the Earth.
Even if humans survive the planet will never be the same again.
Humans have wiped out 13% of the world's plants and animals species, according to a new study.
The largest meteorite impact site in the world may be right here in central Australia.