Fossils

Unveiling Japan's geological history through volcanogenic massive sulfide deposits

Science Daily - Paleontology - Mon, 01/27/2025 - 11:44
Dating key tectonic events in Japan's geological history has long been often challenging due to poor microfossil preservation from intense heat due to metamorphism. Researchers tackled this by using Re--Os isotope geochronology on Besshi-type volcanogenic massive sulfide deposits (Makimine and Shimokawa deposits) associated with sediment-covered mid-ocean ridges. Their findings revealed the timing of ridge subduction -- when one tectonic plate was forced beneath another -- a process that shaped Japan's landscape and provided new insights into its geological evolution.
Categories: Fossils

New evidence pushes back arrival of early hominins in Europe

Science Daily - Paleontology - Fri, 01/24/2025 - 14:12
Research reveals new evidence of early hominin activity in Europe, suggesting that hominins were present on the continent far earlier than previously thought.
Categories: Fossils

New tool enables phylogenomic analyses of entire genomes

Science Daily - Paleontology - Thu, 01/23/2025 - 15:32
Electrical engineers have developed a better way to perform the comparative analysis of entire genomes. This approach can be used to study relationships between different species across geological time scales. This new approach is poised to unlock discoveries regarding how evolution has shaped present-day genomes and also how the tree of life is organized.
Categories: Fossils

Giant sloths lived alongside humans in South America for millennia

New Scientist - Thu, 01/23/2025 - 11:00
South American megafauna, from giant sloths to camel-like creatures, survived thousands of years longer than we thought, challenging the idea that they were hunted to extinction by humans
Categories: Fossils

New twist in mystery of dinosaurs' origin

Science Daily - Paleontology - Thu, 01/23/2025 - 10:30
The remains of the earliest dinosaurs may lie undiscovered in the Amazon and other equatorial regions of South America and Africa, suggests a new study.
Categories: Fossils

New twist in mystery of dinosaurs' origin

Science Daily - Dinosaurs - Thu, 01/23/2025 - 10:30
The remains of the earliest dinosaurs may lie undiscovered in the Amazon and other equatorial regions of South America and Africa, suggests a new study.
Categories: Fossils

New twist in mystery of dinosaurs' origin

Science Daily - Fossils - Thu, 01/23/2025 - 10:30
The remains of the earliest dinosaurs may lie undiscovered in the Amazon and other equatorial regions of South America and Africa, suggests a new study.
Categories: Fossils

Rare pterosaur fossil reveals crocodilian bite 76m years ago

Science Daily - Paleontology - Thu, 01/23/2025 - 10:02
The fossilized neck bone of a flying reptile unearthed in Canada shows tell-tale signs of being bitten by a crocodile-like creature 76 million years ago, according to a new study.
Categories: Fossils

Rare pterosaur fossil reveals crocodilian bite 76m years ago

Science Daily - Dinosaurs - Thu, 01/23/2025 - 10:02
The fossilized neck bone of a flying reptile unearthed in Canada shows tell-tale signs of being bitten by a crocodile-like creature 76 million years ago, according to a new study.
Categories: Fossils

Rare pterosaur fossil reveals crocodilian bite 76m years ago

Science Daily - Fossils - Thu, 01/23/2025 - 10:02
The fossilized neck bone of a flying reptile unearthed in Canada shows tell-tale signs of being bitten by a crocodile-like creature 76 million years ago, according to a new study.
Categories: Fossils

Dinosaurs may have first evolved in the Sahara and Amazon rainforest

New Scientist - Thu, 01/23/2025 - 10:00
Many think dinosaurs first emerged on land well south of the equator that now forms part of Argentina and Zimbabwe, but they may have actually arisen in tougher conditions near the equator
Categories: Fossils

An orchid uses a finger-like appendage to pollinate itself

New Scientist - Thu, 01/23/2025 - 09:00
More than 130 years after a fungus-eating orchid species was discovered, the purpose of its mysterious appendage has been revealed
Categories: Fossils

Fossil discovery in the Geiseltal Collection: Researchers identify unique bird skull

Science Daily - Paleontology - Wed, 01/22/2025 - 12:00
Around 45 million years ago, a 4.6 feet-tall (1.40 meters) flightless bird called Diatryma roamed the Geiseltal region in southern Saxony-Anhalt. An international team of researchers report on the bird's fully preserved skull. The fossil was unearthed in the 1950s in a former lignite mining area in the Geiseltal in Germany. It was initially misclassified and thus led a shadowy existence until its rediscovery. The only other place that a similar skull fossil has been found is the USA.
Categories: Fossils

Fossil discovery in the Geiseltal Collection: Researchers identify unique bird skull

Science Daily - Fossils - Wed, 01/22/2025 - 12:00
Around 45 million years ago, a 4.6 feet-tall (1.40 meters) flightless bird called Diatryma roamed the Geiseltal region in southern Saxony-Anhalt. An international team of researchers report on the bird's fully preserved skull. The fossil was unearthed in the 1950s in a former lignite mining area in the Geiseltal in Germany. It was initially misclassified and thus led a shadowy existence until its rediscovery. The only other place that a similar skull fossil has been found is the USA.
Categories: Fossils

Fancy pigeons flaunt their feathers in this striking photo series

New Scientist - Wed, 01/22/2025 - 12:00
Photographer Luisa Maria Stagno is on a mission to document the most unusual pigeons out there, from a Danish Suabian to a Gimpel
Categories: Fossils

Why giving Jurassic Park's velociraptors feathers is a good thing

New Scientist - Wed, 01/22/2025 - 12:00
Feedback is delighted by a YouTuber's sterling efforts to make Michael Crichton's velociraptors more accurate – but points out that they're still far too big
Categories: Fossils

New evidence suggests megaflood refilled the Mediterranean Sea five million years ago

Science Daily - Paleontology - Tue, 01/21/2025 - 11:58
A new study provides compelling new evidence that a colossal 'megaflood' refilled the Mediterranean Sea, ending a period during which the Med was a vast expanse of salt flats. The study suggests the Zanclean Megaflood ended the Messinian Salinity Crisis, which lasted between 5.97 and 5.33 million years ago.
Categories: Fossils

Three million years ago, our ancestors were vegetarian

Science Daily - Paleontology - Fri, 01/17/2025 - 10:22
Human ancestors like Australopithecus -- which lived around 3.5 million years ago in southern Africa -- ate very little to no meat, according to new research. This conclusion comes from an analysis of nitrogen isotope isotopes in the fossilized tooth enamel of seven Australopithecus individuals. The data revealed that these early hominins primarily relied on plant-based diets, with little to no evidence of meat consumption.
Categories: Fossils

Rabbits may eat their own teeth to boost their calcium intake

New Scientist - Fri, 01/17/2025 - 08:00
The animals' teeth are constantly being worn down due to their tough diet. But rather than losing calcium this way, they could be recycling it to help grow their teeth back up to size
Categories: Fossils

Early humans adapted to harsh conditions more than a million years ago

Science Daily - Paleontology - Thu, 01/16/2025 - 12:33
A long-standing question about when archaic members of the genus Homo adapted to harsh environments such as deserts and rainforests has been answered in a new research paper.
Categories: Fossils

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