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Articles on Cretaceous period

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Tyrannosaurus Rex was the top predator in North America just before dinosaurs went extinct at the end of the Cretaceous Period. (Shutterstock)

The discovery of two giant dinosaur species solves the mystery of missing apex predators in North America and Asia

Two recent discoveries in Alberta and Uzbekistan have identified the top predators in those regions during the Cretaceous period. Fossils that had been in storage for years included the jawbones.
Tyrannosaurus rex was a relentless predator who lived during the Cretaceous Period more than 65 million years ago. Roger Harris/Science Photo Library via Getty Images

Is it possible to recreate dinosaurs from their DNA?

Ever since moviegoers saw the first ‘Jurassic Park,’ millions have wondered if scientists could make a dinosaur in the lab.
Landscape of Grand Staircase-Escalante National Monument in southern Utah, one of the most abundant fossil fields in the world. P. David Polly, 2018

Shrinking the Grand Staircase-Escalante National Monument is a disaster for paleontology

Twenty-two years ago, President Clinton established Grand Staircase-Escalante National Monument for paleontological conservation. As the Trump administration shrinks its borders, that mission is jeopardized.
Seismic shockwaves after a meteorite’s collision could affect systems all over the planet. solarseven/Shutterstock.com

More bad news for dinosaurs: Chicxulub meteorite impact triggered global volcanic eruptions on the ocean floor

Research suggests a new threat to life on Earth from the meteorite’s crash: Via seismic waves, the impact triggered massive undersea eruptions, as big as any ever seen in our planet’s history.
Dr Tim Holland (seated right) assisting volunteers in the excavation of the ribs of Austrosaurus mckillopi in 2015. Stephen Poropat

A new look at a lost dinosaur dig in the Australian outback

The location of a dinosaur find on a remote Queensland sheep station was lost for almost 80 years. But the site was rediscovered, and details are now emerging about the make up of the new dinosaur.

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