This Japanese 'dragon' terrorized ancient seas
Researchers have described a Japanese mosasaur the size of a great white shark that terrorized Pacific seas 72 million years ago.
Evolution
Dec 12, 2023
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183
Page 2 - News tagged with mass extinction
Study reshapes understanding of mass extinction in Late Devonian era
Diverse and full of sea life, the Earth's Devonian era—taking place more than 370 million years ago—saw the emergence of the first seed-bearing plants, which spread as large forests across the continents of Gondwana and ...
Evolution
Dec 6, 2023
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388
Rust to riches: Goethite's role in shaping Australia
Have you noticed many Australian landscapes, like the outback and our deserts, are brown and orange? This is especially easy to see when looking at a satellite image. Australia's red center is colored by an abundant mineral ...
Earth Sciences
Nov 21, 2023
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35
Tracing multiple evolutionary trajectories in aquatic crocodiles
In the geological past, several groups of crocodiles evolved towards a morphology adapted to marine life. However, the extent of these adaptations and their evolutionary trajectories remained unknown. An exhaustive study ...
Evolution
Nov 15, 2023
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13
New microfossils suggest earlier rise in complex life
Microfossils from Western Australia may capture a jump in the complexity of life that coincided with the rise of oxygen in Earth's atmosphere and oceans, according to an international team of scientists.
Evolution
Nov 7, 2023
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225
Mathematician creates mass extinction model regarding climate change and adaptation
A RUDN University mathematician and a colleague developed a theoretical model of mass extinction. The model for the first time took into account two important factors—the inverse effect of vegetation on climate change and ...
Mathematics
Oct 31, 2023
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96
Asteroid dust caused 15-year winter that killed dinosaurs: Study
Around 66 million years ago, an asteroid bigger than Mount Everest smashed into Earth, killing off three quarters of all life on the planet—including the dinosaurs.
Earth Sciences
Oct 30, 2023
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302
Rare Jurassic fossils discovered near Lake Powell
While documenting fossil tracksites along a stretch of Lake Powell, a Glen Canyon National Recreation Area (Glen Canyon NRA) field crew discovered the first tritylodontid bonebed found in the Navajo Sandstone in Utah. These ...
Paleontology & Fossils
Oct 16, 2023
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153
Survival of the newest: The mammals that survive mass extinctions aren't as 'boring' as scientists thought
When an asteroid hit the Earth 66 million years ago, it set off a devastating mass extinction. The dinosaurs (except for a few birds) all died out, along with lots of the mammals. But some small mammals survived, laying the ...
Evolution
Oct 5, 2023
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204
Scientists warn entire branches of the 'Tree of Life' are going extinct
Humans are driving the loss of entire branches of the "Tree of Life," according to a new study published on Monday which warns of the threat of a sixth mass extinction.
Ecology
Sep 23, 2023
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