Articles for Devonian

The surprising US region that's home to the world's oldest forests
9 months, 3 weeks ago

The surprising US region that's home to the world's oldest forests

BBC  

The surprising US region that's home to the world's oldest forests Philip Scalia/Alamy The discovery of a 385-million-year-old forest in Cairo, New York, has stunned the world – but visitors to the region have been able to see rare and ancient fossil forests for more than a century. There are Devonian rocks scattered across the world, but during the 19th …

Plants Region Ancient New York Trees Tree York
Scientists found the oldest ever vertebrate fossil heart
2 years, 3 months ago

Scientists found the oldest ever vertebrate fossil heart

The Hindu  

In the limestone ranges of Western Australia’s Kimberley region, near the town of Fitzroy Crossing, you’ll find one of the world’s best-preserved ancient reef complexes. With the advent of an X-ray method called “synchrotron microtomography” - first used on the Gogo fossils in 2010 - more muscles were revealed from the Gogo placoderms, including neck and abdominal muscles. Arthrodires provide …

Heart Fish Fossil Lungs Fishes Devonian Vertebrate
Earth's five mass extinctions and a sixth could be on the way
2 years, 11 months ago

Earth's five mass extinctions and a sixth could be on the way

Daily Mail  

Earth's most famous mass extinction event was the giant asteroid that wiped out the dinosaurs 66 million years ago. Beginning around 383 million years ago, a series of pulses led to ocean oxygen levels plummeting and ultimately caused 75 per cent of all Earth's species to disappear over a span of 20 million years. Permian-Triassic extinction - 252 million years …

Climate Change Earth Species Million Cent Mass Mailonline
A Supernovae Could Have Led to an Extinction on Earth, 359 Millions Years Ago
4 years, 4 months ago

A Supernovae Could Have Led to an Extinction on Earth, 359 Millions Years Ago

News 18  

A shocking revelation in a recent study stresses on how Supernovae could have triggered devastating mass extinction some 359 million years ago. In their study the team has also cancelled out the other space-based events that could have potentially caused ozone depletion. Brian Fields, one of the researchers and astronomer of the University of Illinois at Urbana-Champaign said, “We propose …

Earth Supernovae Ozone Depletion Devonian Period
Supernovae may have caused mass extinction 359m years ago
4 years, 4 months ago

Supernovae may have caused mass extinction 359m years ago

Daily Mail  

Exploding stars — or 'supernovae' — a mere 65 light years from Earth may have triggered the devastating mass extinction event around 359 million years ago. The Late Devonian extinction saw vanish 50 per cent of all genera — groups of species — and 19 per cent of all families, the next largest grouping on the tree of life. Pictured, …

Earth Supernova Fields Mass Extinction Ozone Supernovae