Fossils
- Animals
The last woolly mammoths offer new clues to why this species died out
The last woolly mammoth herd experienced a drop in genetic variation. But this is likely not what doomed these majestic beasts to extinction, new data suggest.
- Fossils
Stunning trilobite fossils include never-before-seen soft tissues
Well-preserved fossils from Morocco help reveal the weird way trilobites ate and perhaps why these iconic animals went extinct.
- Brain
Just how brainy was a T. rex?
A debate rages over how to count brain cells in dinosaurs. At issue: figuring out how these extinct animals’ likely behaved.
- Fossils
This paleontologist studies ancient mammal movement — virtually
Anne Kort uses computers to piece together the fossils of ancient mammals. Studying fossils virtually offers her more ways to study fragile remains.
- Fossils
Young fossil hunters discover rare teen T. rex
In public view, scientists at the Denver Museum of Nature and Science will prepare the fossil for display. Their work will take about a year.
- Animals
Scientists Say: Megalodon
The extinct megalodon (Otodus megalodon) was the largest shark to ever prowl the oceans.
- Life
Bacterial fossils exhibit earliest hints of photosynthesis
Microscopic fossils from Australia suggest that some bacteria evolved structures for oxygen-producing photosynthesis by 1.78 billion years ago.
- Physics
Neutrons are unveiling hidden secrets of fossils and artifacts
Images made with these particles have revealed details of dinosaur bones, mummies and more.
- Life
Scientists Say: Ichnology
This field of science looks to understand life — past and present — by studying how organisms altered their surroundings.
- Animals
This massive ancient whale may be the heaviest animal ever known
Called Perucetus colossus, it may have tipped the scales at up to 340 metric tons — more than today’s blue whales.
- Fossils
New fossils bring the wide world of pterosaurs to life
The latest clues from fossils hint at where these flying reptiles came from, how they evolved, what they ate and more.
- Fossils
This bizarre ancient predator snagged soft prey
Scientists are rethinking how this extinct creature used the spiky limbs sticking out of its face to hunt.
