Paleo in the News

Paleontologists unearth what may be the largest known marine reptile

Science Daily - Fossils - Wed, 04/17/2024 - 17:26
The fossilized remains of a second gigantic jawbone measuring more than two meters long has been found on a beach in Somerset, UK.
Categories: Fossils

Ancient marine reptile found on UK beach may be the largest ever

New Scientist - Wed, 04/17/2024 - 14:00
The jawbone of an ichthyosaur uncovered in south-west England has been identified as a new species, and researchers estimate that the whole animal was 20 to 25 metres long
Categories: Fossils

Marine plankton behavior could predict future marine extinctions

Science Daily - Paleontology - Wed, 04/17/2024 - 12:11
Marine communities migrated to Antarctica during the Earth's warmest period in 66 million years long before a mass-extinction event.
Categories: Fossils

Genetic variant identified that shaped the human skull base

Science Daily - Paleontology - Wed, 04/17/2024 - 12:10
Researchers have identified a variant in the gene TBX1 as key in the development of the unique morphology at the base of the skull. TBX1 is present at higher levels in humans than in closely related hominins. Low TBX1 also occurs in certain genetic conditions causing altered skull base morphology. This study provides a greater understanding of human disease and evolution.
Categories: Fossils

Interspecies competition led to even more forms of ancient human -- defying evolutionary trends in vertebrates

Science Daily - Paleontology - Wed, 04/17/2024 - 12:10
Competition between species played a major role in the rise and fall of hominins -- and produced a 'bizarre' evolutionary pattern for the Homo lineage -- according to a new study that revises the start and end dates for many of our early ancestors.
Categories: Fossils

Turning plants blue with gene editing could make robot weeding easier

New Scientist - Wed, 04/17/2024 - 11:00
Weeding robots can sometimes struggle to tell weeds from crops, but genetically modifying the plants we want to keep to make them brightly coloured would make the job easier, suggest a group of researchers
Categories: Fossils

A cicada double brood is coming – it's less rare than you think

New Scientist - Wed, 04/17/2024 - 09:53
Up to 17 US states could be peppered with more than a trillion cicadas this spring, and though it has been a while since these two specific broods emerged at once, double broods are not that rare
Categories: Fossils

Colonies of single-celled creatures could explain how embryos evolved

New Scientist - Wed, 04/17/2024 - 01:00
We know little about how embryonic development in animals evolved from single-celled ancestors, but simple organisms with a multicellular life stage offer intriguing clues
Categories: Fossils

Sleeping bumblebees can survive underwater for a week

New Scientist - Tue, 04/16/2024 - 19:01
A serendipitous lab accident revealed that hibernating bumblebee queens can make it through days of flooding, revealing that they are less vulnerable to extreme weather than previously thought
Categories: Fossils

Starfish have hundreds of feet but no brain – here's how they move

New Scientist - Tue, 04/16/2024 - 11:00
Starfish feet are coordinated purely through mechanical loading, enabling the animals to bounce rhythmically along the seabed without a central nervous system
Categories: Fossils

Seed ferns: Plants experimented with complex leaf vein networks 201 million years ago

Science Daily - Paleontology - Tue, 04/16/2024 - 10:59
According to a research team led by palaeontologists, the net-like leaf veining typical for today's flowering plants developed much earlier than previously thought, but died out again several times. Using new methods, the fossilized plant Furcula granulifer was identified as such an early forerunner. The leaves of this seed fern species already exhibited the net-like veining in the late Triassic (around 201 million years ago).
Categories: Fossils

Tiny nematode worms can grow enormous mouths and become cannibals

New Scientist - Mon, 04/15/2024 - 15:27
One species of nematode worm turns into a kin-devouring nightmare if it grows up in a crowded environment with a poor diet
Categories: Fossils

Digging up new species of Australia and New Guinea's giant fossil kangaroos

Science Daily - Paleontology - Mon, 04/15/2024 - 10:06
Palaeontologists have described three unusual new species of giant fossil kangaroo from Australia and New Guinea, finding them more diverse in shape, range and hopping method than previously thought. The three new species are of the extinct genus Protemnodon, which lived from around 5 million to 40,000 years ago -- with one about double the size of the largest red kangaroo living today.
Categories: Fossils

Digging up new species of Australia and New Guinea's giant fossil kangaroos

Science Daily - Fossils - Mon, 04/15/2024 - 10:06
Palaeontologists have described three unusual new species of giant fossil kangaroo from Australia and New Guinea, finding them more diverse in shape, range and hopping method than previously thought. The three new species are of the extinct genus Protemnodon, which lived from around 5 million to 40,000 years ago -- with one about double the size of the largest red kangaroo living today.
Categories: Fossils

Are panda sex lives being sabotaged by the wrong gut microbes?

New Scientist - Fri, 04/12/2024 - 16:46
Conservationists think tweaking pandas’ diets might shift their gut microbiomes in a way that could encourage them to mate
Categories: Fossils

See inside an endangered California condor egg just before it hatches

New Scientist - Fri, 04/12/2024 - 12:27
The hatching of the 250th California condor chick at the San Diego Zoo marks a notable milestone for a species that narrowly evaded extinction
Categories: Fossils

‘Peaceful’ male bonobos may actually be more aggressive than chimps

New Scientist - Fri, 04/12/2024 - 11:00
Bonobos have long been regarded as the peaceful ape, in sharp contrast with violent chimpanzees, but a study based on thousands of hours of observations suggests the real story is more nuanced
Categories: Fossils

A bacterium has evolved into a new cellular structure inside algae

New Scientist - Thu, 04/11/2024 - 14:00
A once-independent bacterium has evolved into an organelle that provides nitrogen to algal cells – an event so rare that there are only three other known cases
Categories: Fossils

The photographer who captured shots of nature daily for over a decade

New Scientist - Wed, 04/10/2024 - 13:00
Since 2012, Mary Jo Hoffman has taken one snap a day of the natural objects around her. She explains what lies behind two of them - and what the "art of noticing" has brought to her life
Categories: Fossils

Fractal pattern identified at molecular scale in nature for first time

New Scientist - Wed, 04/10/2024 - 11:00
An enzyme in a cyanobacterium can take the unusual form a triangle containing ever-smaller triangular gaps, making a fractal pattern
Categories: Fossils

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