Paleo in the News

'Giant' predator worms more than half a billion years old discovered in North Greenland

Science Daily - Fossils - Wed, 01/03/2024 - 14:42
Fossils of a new group of animal predators have been located in the Early Cambrian Sirius Passet fossil locality in North Greenland. These large worms may be some of the earliest carnivorous animals to have colonized the water column more than 518 million years ago, revealing a past dynasty of predators that scientists didn't know existed.
Categories: Fossils

Massive pliosaur skull sheds light on ancient sea reptile

New Scientist - Wed, 01/03/2024 - 12:00
The subject of a new David Attenborough documentary, a stunning pliosaur fossil unearthed in the UK is teaching us more about these deadly predators
Categories: Fossils

1.75-billion-year-old fossils help explain how photosynthesis evolved

New Scientist - Wed, 01/03/2024 - 10:00
Fossilised bacteria from Australia contain the earliest evidence of photosynthetic structures called thylakoids, which may have driven the accumulation of oxygen in Earth's atmosphere
Categories: Fossils

Sharks can be deterred from beaches by catching and releasing them

New Scientist - Wed, 01/03/2024 - 06:44
A non-lethal method of catching great white sharks and releasing them 500 metres further out to sea can make the predators steer clear of beaches where people swim
Categories: Fossils

'Juvenile T. rex' fossils are a distinct species of small tyrannosaur

Science Daily - Paleontology - Tue, 01/02/2024 - 18:09
A new analysis of fossils believed to be juveniles of T. rex now shows they were adults of a small tyrannosaur, with narrower jaws, longer legs, and bigger arms than T. rex. The species, Nanotyrannus lancensis, was first named decades ago but later reinterpreted as a young T. rex. The new study shows Nanotyrannus was a smaller, longer-armed relative of T. rex, with a narrower snout.
Categories: Fossils

'Juvenile T. rex' fossils are a distinct species of small tyrannosaur

Science Daily - Dinosaurs - Tue, 01/02/2024 - 18:09
A new analysis of fossils believed to be juveniles of T. rex now shows they were adults of a small tyrannosaur, with narrower jaws, longer legs, and bigger arms than T. rex. The species, Nanotyrannus lancensis, was first named decades ago but later reinterpreted as a young T. rex. The new study shows Nanotyrannus was a smaller, longer-armed relative of T. rex, with a narrower snout.
Categories: Fossils

'Juvenile T. rex' fossils are a distinct species of small tyrannosaur

Science Daily - Fossils - Tue, 01/02/2024 - 18:09
A new analysis of fossils believed to be juveniles of T. rex now shows they were adults of a small tyrannosaur, with narrower jaws, longer legs, and bigger arms than T. rex. The species, Nanotyrannus lancensis, was first named decades ago but later reinterpreted as a young T. rex. The new study shows Nanotyrannus was a smaller, longer-armed relative of T. rex, with a narrower snout.
Categories: Fossils

Tiny T. rex fossils may be distinct species – but not everyone agrees

New Scientist - Tue, 01/02/2024 - 18:01
Palaeontologists can’t agree on whether fossils from several small dinosaurs represent juvenile Tyrannosaurus rex or smaller adults of a separate species that lived alongside them
Categories: Fossils

Monkeys in Thailand took up stone tools when covid-19 stopped tourism

New Scientist - Tue, 12/26/2023 - 02:00
Long-tailed macaques on the island of Koh Ped appear to have learned a new way to forage when the pandemic put a stop to feeding by tourists
Categories: Fossils

Insects already had a variety of defense strategies in the Cretaceous

Science Daily - Paleontology - Thu, 12/21/2023 - 11:30
Analyses of amber show that insect larvae were already using a wide variety of tactics to protect themselves from predators 100 million years ago.
Categories: Fossils

Insects already had a variety of defense strategies in the Cretaceous

Science Daily - Fossils - Thu, 12/21/2023 - 11:30
Analyses of amber show that insect larvae were already using a wide variety of tactics to protect themselves from predators 100 million years ago.
Categories: Fossils

Unveiling ancient secrets: 3D preservation of trilobite soft tissues sheds light on convergent evolution of defensive enrollment

Science Daily - Paleontology - Thu, 12/21/2023 - 00:28
Researchers describe unusual trilobite fossils prepared as thin sections showing the 3D soft tissues during enrollment. The study reveals the soft undersides of enrolled trilobites and the evolutionary mechanism that allows arthropods to enroll their bodies for protection from predators and adverse environmental conditions.
Categories: Fossils

Unveiling ancient secrets: 3D preservation of trilobite soft tissues sheds light on convergent evolution of defensive enrollment

Science Daily - Fossils - Thu, 12/21/2023 - 00:28
Researchers describe unusual trilobite fossils prepared as thin sections showing the 3D soft tissues during enrollment. The study reveals the soft undersides of enrolled trilobites and the evolutionary mechanism that allows arthropods to enroll their bodies for protection from predators and adverse environmental conditions.
Categories: Fossils

Mysterious fruit shown to be the oldest known fossils of the Frankincense and Myrrh family

Science Daily - Paleontology - Tue, 12/19/2023 - 11:44
Early in the 1970s, paleontologists discovered strange fossilized fruits between hardened rock from one of the largest volcanic eruptions in Earth's history. The identity of these fossils remained elusive for the next several decades. Using CT scanning, scientists have now determined they are the oldest fossils from species in the Frankincense and Myrrh family.
Categories: Fossils

Mysterious fruit shown to be the oldest known fossils of the Frankincense and Myrrh family

Science Daily - Fossils - Tue, 12/19/2023 - 11:44
Early in the 1970s, paleontologists discovered strange fossilized fruits between hardened rock from one of the largest volcanic eruptions in Earth's history. The identity of these fossils remained elusive for the next several decades. Using CT scanning, scientists have now determined they are the oldest fossils from species in the Frankincense and Myrrh family.
Categories: Fossils

Mesopotamian bricks unveil the strength of Earth's ancient magnetic field

Science Daily - Fossils - Mon, 12/18/2023 - 14:09
Ancient bricks inscribed with the names of Mesopotamian kings have yielded important insights into a mysterious anomaly in Earth's magnetic field 3,000 years ago, according to a new study.
Categories: Fossils

Morocco earthquake had unusual deep slip, according to new modeling

Science Daily - Paleontology - Fri, 12/15/2023 - 00:54
In their rapid characterization of the magnitude 6.8 Al Haouz earthquake in Morocco, researchers suggest that the earthquake ruptured roughly 25 kilometers deep beneath the surface.
Categories: Fossils

AI provides more accurate analysis of prehistoric and modern animals, painting picture of ancient world

Science Daily - Paleontology - Thu, 12/14/2023 - 12:26
A new study of the remains of prehistoric and modern African antelopes found that AI technology accurately identified animals more than 90% of the time compared to humans, who had much lower accuracy rates depending on the expert.
Categories: Fossils

AI provides more accurate analysis of prehistoric and modern animals, painting picture of ancient world

Science Daily - Fossils - Thu, 12/14/2023 - 12:26
A new study of the remains of prehistoric and modern African antelopes found that AI technology accurately identified animals more than 90% of the time compared to humans, who had much lower accuracy rates depending on the expert.
Categories: Fossils

Earliest evidence for domestic yak found using both archaeology, ancient DNA

Science Daily - Fossils - Wed, 12/13/2023 - 13:37
The high-altitude hero of the Himalayas, yak are among the few large animals that can survive the extremely cold, harsh and oxygen-poor conditions of the Tibetan Plateau. In the mountainous regions of Asia, yak and yak-cattle hybrids serve as vital sources of meat, milk, transportation and fuel. However, little is known about their history: when or where yak were domesticated. In a new study, researchers report archaeologically and genetically confirmed evidence for domestic yak, dating back 2,500 years, by far the oldest record.  
Categories: Fossils

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