Well-Preserved Embryo Found Inside Fossilized Dinosaur Egg
A rare look inside a fossilized dinosaur egg found in southern China has revealed an exquisitely preserved embryo -- and evidence suggesting that some of these prehistoric creatures had even more in common with modern birds than previously thought. F.....»»
This fossilized fish skull is filled with feces
Tiny scavenging worms likely ate their way into the skull and pooped out the pellets. Enlarge / View of the fossilized skull of an extinct species of stargazer fish, showing preserved fecal pellets in the brain. (credit: Calvert Marine.....»»
This fossilized fish’s skull is filled with feces
Tiny scavenging worms likely ate their way into the skull and pooped out the pellets. Enlarge / View of the fossilized skull of an extinct species of stargazer fish, showing preserved fecal pellets in the brain. (credit: Calvert Marine.....»»
An exquisitely preserved egg reveals what birds have inherited from dinosaurs
Oviraptorosaurs are a group of birdlike dinosaurs that were part of the ancestral dinosaur lineage that later gave rise to birds. Oviraptorosaurs walked on two legs, had a powerful toothless beak and were covered in feathers......»»
Amber fossil reveals new clues about ancient cockroach ecology
Researchers at Hokkaido University have revealed new insights into an extinct cockroach species by studying the sensory organs of a specimen preserved in the fossilized tree resin known as amber. Their findings, which were published in the journal Th.....»»
Dinosaur food and Hiroshima bomb survivors: Maidenhair trees are "living fossils"
Most of us are captivated by the thought of a "living fossil," which is any organism that appeared millions of years ago in the fossil record and survives today, relatively unchanged......»»
Ankylosaur was sluggish and deaf
German and Austrian scientists took a closer look at the braincase of a dinosaur from Austria. The group examined the fossil with a micro-CT and found surprising new details: it was sluggish and deaf. The respective study was recently published in th.....»»
Paleontologists Excavate "Incredibly Detailed" Fossils With Preserved Subcellular Structures
Slashdot reader BoogieChile writes: Details of an important new fossil site has just been published in the first Science Advances journal for the new year. McGraths Flat, in New South Wales, Australia, was once the location of this oxbow lake in a m.....»»
Well preserved pre-Incan mummy found in underground burial chamber
A team of researchers with the National University of San Marcos has found and recovered a well-preserved pre-Incan mummy in an underground tomb. They have posted their findings on the university's Noticias page......»»
Virtual 3D models of ammonite fossils show their muscles for first time
Also: Bringing a 400-million-year-old fossilized armored worm to virtual life. Enlarge (credit: Lesley Cherns et al.) Researchers created a highly detailed 3D model of a 365-million-year-old ammonite fossil from the Jurassic p.....»»
Dinosaur footprints allow museum scientists to step back in time
Newly discovered imprints on a Welsh beach have been described as dinosaur footprints. The trackway dates from the Triassic, over 200 million years ago, and offers a unique snapshot of a moment in time......»»
How DNA is preserved in archaeological sediments for thousands of years
Sediments in which archaeological finds are embedded have long been regarded by most archaeologists as unimportant by-products of excavations. However, in recent years it has been shown that sediments can contain ancient biomolecules, including DNA......»»
Perfectly preserved dinosaur embryo was preparing to hatch like a bird
Scientists on Tuesday announced the discovery of an exquisitely preserved dinosaur embryo from at least 66 million years ago that was preparing to hatch from its egg just like a chicken......»»
Ancient DNA reveals the world"s oldest family tree
Analysis of ancient DNA from one of the best-preserved Neolithic tombs in Britain has revealed that most of the people buried there were from five continuous generations of a single extended family......»»
Well-Preserved Embryo Found Inside Fossilized Dinosaur Egg
A rare look inside a fossilized dinosaur egg found in southern China has revealed an exquisitely preserved embryo -- and evidence suggesting that some of these prehistoric creatures had even more in common with modern birds than previously thought. F.....»»
Stem cells organize themselves into embryoid
Researchers have developed a method to generate embryo-like cell complexes from the stem cells of mice. The method provides new insights into embryonic development. In the medium term, it might also be suitable for developing tests for substances tha.....»»
Exquisitely preserved embryo found inside fossilized dinosaur egg
A 72- to 66-million-year-old embryo found inside a fossilized dinosaur egg sheds new light on the link between the behavior of modern birds and dinosaurs, according to a new study......»»
Genes are switched on in the human embryo from the get-go
The finding that some genes are active from the get-go challenges the textbook view that genes don't become active in human embryos until they are made up of four-to-eight cells, two or three days after fertilization......»»
An ancient relative of Velociraptor is unearthed in Great Britain
A previously unknown bird-like dinosaur that used brute strength to overcome its prey has been found by paleontologists combing through fossils found on the Isle of Wight. It dates back to the Early Cretaceous, over 100 million years ago......»»
Air bubbles in Antarctic ice point to a cause of oxygen decline
An unknown culprit has been removing oxygen from our atmosphere for at least 800,000 years, and an analysis of air bubbles preserved in Antarctic ice for up to 1.5 million years has revealed the likely suspect......»»
Theropod dinosaur jaws became stronger as they evolved, study finds
Theropod dinosaurs evolved more robust jaws through time allowing them to consume tougher food, a new study reveals......»»