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Ancient rhino tooth protein recovery illuminates family tree

Scientists have shed new light on the rhino family tree after recovering a protein sequence from a fossilized tooth from more than 20 million years ago. The recovered protein sequences allowed researchers to determine that ...

Why are we so obsessed with bringing back the wooly mammoth?

In just the last several months, de-extinction—bringing back extinct species by recreating them or organisms that resemble them—has moved closer from science fiction to science fact. Colossal Biosciences—an American ...

Shaped by paleogeography: A new world map of marine mollusks

Biogeographical regions of marine organisms, i.e., their distribution across different habitats, often overlap well with the major global ocean currents. The geological age of the currents plays a major role in this. The ...

Eggs en Provence: France's unique dinosaur egg trove

At the foot of Sainte Victoire, the mountain in Provence immortalized by Impressionist painter Paul Cezanne, a paleontologist brushes meticulously through a mound of red clay looking for fossils.

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Cell & Microbiology
Ancient organisms stored arsenic to survive early Earth's toxic oceans, study suggests
Evolution
Analysis provides day-by-day insight into prehistoric plankton's capacity for change
Evolution
How night lizards survived the asteroid that ended the dinosaurs
Evolution
Fossil fungi trapped in amber reveal ancient origin of parasitic zombie-ants
Ecology
Ancient squids dominated the ocean 100 million years ago, fossil discovery technique reveals
Evolution
Cambrian explosion may have occurred 15 million years earlier than previously thought
Evolution
500-million-year-old fossil reveals how starfish got their shape
Ecology
Magpies may not be a pesky Australian import—new research finds their ancestors thrived in NZ a long time ago
Molecular & Computational biology
Observing guineafowl running on soft mud shows math used to calculate dinosaur speed may be inaccurate
Paleontology & Fossils
A new look at Colorado's Dinosaur Ridge reveals what may be the largest known dinosaur mating dance arena
Paleontology & Fossils
New species of 'mystery' dinosaur unveiled at the Natural History Museum
Evolution
A chance discovery of a 350 million-year-old fossil reveals a new type of ray-finned fish
Evolution
Study reveals the surprising and twisty path our ancestors took to develop an upright stance
Paleontology & Fossils
Big possum that lived 60 million years ago unearthed in Texas
Evolution
Key evidence links Harbin individual's nearly complete skull to Denisovan lineage
Molecular & Computational biology
Ancient DNA reveals new clues about the incredible journey of dogs in the Americas
Evolution
The first ancient flying reptiles were winners of increasing Triassic humid environments
Paleontology & Fossils
Fossil discovery reveals giant ancient salamander
Ecology
Ancient termite poo reveals 120 million-year-old secrets of Australia's polar forests
Evolution
Bolg amondol: New monstersaur reveals complex evolutionary history of giant Gila monster relatives

Other news

Astronomy
Astronomers discover an unusual long-period radio transient
Biotechnology
Scientists design stable enzymes for non-natural reactions with near-natural efficiency
Molecular & Computational biology
This brain circuit drives the urge to mate. Except when it doesn't
Earth Sciences
Study finds repetitive flooding far more common across North Carolina than thought
Social Sciences
People who believe the world's a social jungle more likely to admire aggressive bosses, study says
Polymers
Researchers investigate next-generation polymer blends that may aid in development of safer batteries
Condensed Matter
Scientists unveil new way to control magnetism in super-thin materials
Condensed Matter
A new mechanism to realize spin-selective transport in tungsten diselenide
Plants & Animals
Study finds joro spiders attack and eat each other sometimes: 'Nonsexual cannibalism'
Astronomy
Astronomers find a giant hiding in the 'fog' around a young star
Earth Sciences
Air pollution cuts in East Asia likely accelerated global warming
Molecular & Computational biology
Study reveals how de novo genes are turned on and regulated in cellular networks
Cell & Microbiology
Regrowing hearing cells: New gene functions discovered in zebrafish offer clues for future hearing loss treatments
Astronomy
LIGO-Virgo-KAGRA detect most massive black hole merger to date
Archaeology
Horsemeat on the table: Medieval Hungarians defied religious norms for centuries
Archaeology
Study reveals how ancient elk rock art transformed from realistic to warped wolf-like beasts
Plants & Animals
Elephants gesture with an intention to communicate their desires, study finds
Ecology
Permanent retention of exceptional trees can improve ecosystem integrity in managed forests
Molecular & Computational biology
Data mining uncovers treasure-trove of previously 'untouchable' proteins for drug development
Other
Saturday Citations: Disproving string theory; interstellar comet arrives; lemurs age gracefully

Fossil discovery reveals giant ancient salamander

A giant, strong-jawed salamander once tunneled through ancient Tennessee soil. And thanks to a fossil unearthed near East Tennessee State University, scientists now better understand how it helped shape Appalachian amphibian ...