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Triceratops -- Triceratops, meaning "three-horned face", because it had three horns was a ceratopsid herbivorous dinosaur genus from the Latest Cretaceous period of what is now North America. It lived at around the ... > full article Feathered dinosaurs -- Feathered dinosaurs are regarded by many paleontologists as transitional fossils between birds and dinosaurs. It was already well known that ancient birds such as Archaeopteryx had many saurian ... > full article Tyrannosaurus -- Tyrannosaurus is a genus of tyrannosaurid theropod dinosaur. The species Tyrannosaurus rex, commonly abbreviated to T. rex was one of the largest land carnivores of all time. It hails from what is ... > full article Albertosaurus -- Albertosaurus is a genus of tyrannosaurid theropod dinosaur that lived in western North America during the Late Cretaceous Period, more than 70 million years ... > full article Cretaceous -- The Cretaceous period is one of the major divisions of the geologic timescale, reaching from the end of the Jurassic period, about 146 million years ago (Ma), to the beginning of the Paleocene epoch ... > full article Dinosaur -- Dinosaurs were vertebrate animals that dominated the terrestrial ecosystem for over 160 million years, first appearing approximately 230 million years ago. At the end of the Cretaceous period 65 ... > full article Paralititan -- Paralititan stromeri was a giant titanosaurian sauropod dinosaur discovered in coastal deposits in the Upper Cretaceous Bahariya Formation of Egypt. The fossil represents the first tetrapod reported ... > full article Stegosaurus -- Stegosaurus, meaning "plated lizard", because of the plates on its back was a genus of large herbivorous dinosaurs from the Upper Jurassic of North America. It is among the most easily identifiable ... > full article Timeline of evolution -- This timeline of the evolution of life outlines the major events in the development of life on the planet Earth. Dates given are estimates based on scientific evidence. In biology, evolution is the ... > full article Hadrosaurus -- Hadrosaurus is a hadrosaurid dinosaur genus. In 1858, a skeleton of a dinosaur from this genus was the first full dinosaur skeleton found in North America, and in 1868 it became the first ever ... > full article Hadrosaurid -- Hadrosaurids or duck-billed dinosaurs are members of the superfamily Hadrosauroidea, and include ornithopods such as Edmontosaurus and Parasaurolophus. They were common herbivores in the Upper ... > full article Archaeopteryx -- Archaeopteryx lithographica is the earliest and most primitive known bird. In the 1990s, the discovery of a number of well-preserved feathered dinosaurs solidified the link between dinosaurs and ... > full article Trace fossil -- Trace fossils are those details preserved in rocks that are indirect evidence of life. While we are most familiar with relatively spectacular fossil hard part remains such as shells and bones, trace ... > full article Brachiosaurus -- The Brachiosaurus is a famous dinosaur that lived during the Jurassic period. One of the largest ever dinosaurs to walk the earth, it has become a famous animal synonymous with dinosaurs, and is ... > full article Ichthyosaur -- Ichthyosaurs were giant marine reptiles that resemble a dolphin with large teeth. They lived during a large part of the Mesozoic era, and appeared about 250 million years ago (Ma), slightly earlier ... > full article Jurassic -- The Jurassic period is a major unit of the geologic timescale that extends from about 200 Ma (million years ago) at the end of the Triassic to 146 Ma at the beginning of the Cretaceous. The Jurassic ... > full article Cretaceous-Tertiary extinction event -- The Cretaceous-Tertiary extinction event was a period of massive extinction of species, about 65.5 million years ago. It corresponds to the end of the Cretaceous Period and the beginning of the ... > full article Pterosaur -- Pterosaurs, "winged lizards," often referred to as "pterodactyls" were flying reptiles of the clade Pterosauria. They existed from the late Triassic to the end of the Cretaceous period (228 to 65 ... > full article Velociraptor -- Velociraptor is a genus of dromaeosaurid theropod dinosaur that existed approximately 83 to 70 million years ago during the later part of the Cretaceous Period. There is only one universally ... > full article Fossil -- Fossils are the mineralized or otherwise preserved remains or traces (such as footprints) of animals, plants, and other organisms. The totality of fossils and their placement in fossiliferous ... > full article |
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Tyrannosaurus Rex And Mastodon Protein Fragments Discovered, Sequenced (April 12, 2007) -- Scientists have confirmed the existence of protein in soft tissue recovered from the fossil bones of a 68 million-year-old Tyrannosaurus rex (T. rex) and a half-million-year-old ... > full story
Despite Their Heft, Many Dinosaurs Had Surprisingly Tiny Genomes (March 8, 2007) -- They might be giants, but many dinosaurs apparently had genomes no larger than that of a modern hummingbird. So say scientists who've linked bone cell and genome size among living species and then ... > full story
Ancient Predator Had Strongest Bite Of Any Fish, Rivaling Bite Of Large Alligators And T. Rex (November 29, 2006) -- Dunkleosteus terrelli may have been the world's first apex predator. The force of its bite was remarkably powerful: 11,000 pounds. The bladed dentition of this 400-million-year-old extinct fish ... > full story
Evidence Of Gut Parasite Found In Dinosaur (October 24, 2006) -- University of Colorado at Boulder researchers have discovered what appears to be the first evidence of parasites in the gut contents of a dinosaur, indicating even the giants that roamed Earth 75 ... > full story
'Carnivorous' Coelophysis Dinosaur Fossil Re-examined -- Last Meal Was Primitive Crocodile (October 2, 2006) -- Four American Museum of Natural History paleontologists have overturned a 1950s claim that a theropod dinosaur called Coelophysis was a cannibal that ate juveniles of its own kind, forcing a revision ... > full story
Paleontologist Discovers South American Mammal Fossils (August 10, 2006) -- Fossils of a new hoofed mammal that resembles a cross between a dog and a hare which once roamed the Andes Mountains in southern Bolivia around 13 million years ago was discovered by Darin A. Croft, ... > full story
Paleontologists Establish First Age Distribution Of Non-avian Dinosaur Population (July 18, 2006) -- Did non-avian dinosaurs show survival patterns akin to extant living dinosaurs, the birds, as did their crocodilian cousins? Or, did they mirror that of more distantly related dinosaurs that lived in ... > full story
Tyrannosaur Survivorship -- Tough Times For Teens (July 13, 2006) -- A massive dinosaur death bed in Alberta has helped map out the animal's life span and thrown doubt on long-held theories about how one species lived, says new research conducted in part at the ... > full story
Large Dinosaurs Were Extremely Hot In Their Day, Study Finds (July 12, 2006) -- If you think dinosaurs are hot today, just think back to about 110 million years ago when they really ran hot and ... > full story
Gigantic Meat-eating Dinosaur Discovered (April 18, 2006) -- At a news conference in the western Patagonian city where the news species was found, paleontologists have unveiled what may be one of the largest carnivorous dinosaurs known -- Mapusaurus roseae. ... > full story
Lost Photos Confirm Fossil Find (April 5, 2006) -- The researcher who discovered Paralititan stromeri, one of the most massive animals ever to walk the Earth, now is "picture-positive" about another dinosaur fossil find by a famous German researcher, ... > full story
Smallest Triceratops Skull Ever Found Provides Clues To Dinosaur's Growth (March 7, 2006) -- The nearly complete skull of a baby Triceratops -- a three-horned, tank-like dinosaur from the Cretaceous -- is now giving paleontologists insights into how these creatures grew. Described in this ... > full story
Extinction : How Life on Earth Nearly Ended 250 Million Years Ago
Some 250 million years ago, the earth suffered the greatest biological crisis in its history. Around 95% of all living species died out--a global catastrophe far greater than the dinosaurs' demise 65 ... > read more
Encyclopedia Prehistorica Dinosaurs: The Definitive Pop-Up
From renowned pop-up masters Robert Sabuda and Matthew Reinhart comes an awe-inspiring tribute to the world's most beloved extinct animals and their 180-million-year reign on our planet.Open this ... > read more
Evolution of the Insects
This book chronicles the complete evolutionary history of insects--their living diversity and relationships as well as 400 million years of fossils. Introductory sections cover the living species ... > read more
The Complete World of Human Evolution
A compelling, authoritative, and superbly illustrated account of the rise and eventual domination of our species.Human domination of the earth is now so complete that it is easy to forget how ... > read more
The Solar House: Passive Heating and Cooling
Passive solar heating and passive cooling—approaches known as natural conditioning—provide comfort throughout the year by reducing, or eliminating, the need for fossil fuel. Yet while heat ... > read more
The End of Oil : On the Edge of a Perilous New World
The End of Oil is a "geologic cautionary tale for a complacent world accustomed to reliable infusions of cheap energy." The book centers around one irrefutable fact: the global supply of oil is being ... > read more
Stick and Rudder: An Explanation of the Art of Flying
In the early 1940's, Wolfgang Langewiesche wrote a series of articles in Air Facts analyzing the various aspects of piloting techniques. Based on these articles, Langewiesche's classic work on the ... > read more
Design of Experiments : Statistical Principles of Research Design and Analysis
Robert Kuehl's DESIGN OF EXPERIMENTS, Second Edition, prepares students to design and analyze experiments that will help them succeed in the real world. Kuehl uses a large array of real data sets ... > read more
Chemistry : Principles and Reactions (with CD-ROM and InfoTrac)
This new edition of CHEMISTRY: PRINCIPLES AND REACTIONS continues to provide students with the "core" material essential to understanding the principles of general chemistry. Masterton and Hurley ... > read more
Environmental Science : Toward a Sustainable Future (9th Edition)
This classic book explores the interactions of humans within the natural environment and probes issues thoroughly, examining their scientific basis, history, and society's response. Strong science, ... > read more