AZ Animals on MSN
The Rise and Fall of Dinosaurs, As Explained by Extinction Events
Arizonasaurus was an archosaur from the Middle Triassic.
"The pace of change we’re seeing today is unlike anything we know of in the past 66 million years," said ecologist Jack Hatfield.
Human activity may be triggering the greatest extinction event since the asteroid impact that wiped out the dinosaurs, ...
Dinosaur Discovery on MSN
When a Volcano Wiped out 90% of Life on Earth...
In today's video, we will be exploring what the world was like before, during and after the Great Dying. We will be meeting ...
The Jurassic Period is one of the three prehistoric geological periods of the Mesozoic Era. It spans from 145 million to 201 million years ago. This period was preceded by the Triassic Period and ...
Study warns that humans may be driving Earth toward a sixth mass extinction. The research shows species loss, but the future ...
Discover Magazine on MSN
Are We Really on the Brink of a Sixth Mass Extinction?
Scientists debate whether current extinction rates mark a planet-wide crisis or reflect a more nuanced reality, highlighting the challenges of defining and measuring human impact on biodiversity.
Massive volcanic eruptions on the Indian peninsula have long been proposed as an alternative cause for the demise of the dinosaurs. This phase of active volcanism took place in a period just before ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Violent supernovas ...
Sharks might be the all time bullet-dodging champions. They’ve been around for about 450 million years, longer than trees, longer than the rings of Saturn, and longer than most of the other life on ...
Many of their descendants—modern birds—are currently threatened by extinction, with hundreds of species at risk due to human activity. This article explores the major extinction events that influenced ...
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