Paleontology
- Life
Reviving extinct DNA
For the first time, scientists have resurrected a piece of DNA from an extinct animal — the Tasmanian tiger. The researchers engineered mice with a piece of the long-gone marsupial's DNA that turns on a collagen gene in cartilage-producing cells.
- Paleontology
China was an ancient-ape paradise
Fossil dig uncovers the oldest known remains of ancestral gibbons
- Paleontology
Salty Old Cellulose: Tiny fibers found in ancient halite deposits
Researchers have recovered microscopic bits of cellulose from 253-million-year-old salt deposits deep underground.
- Paleontology
Twice upon a Time
New fossil finds suggest that the complex features of mammals originated earlier than previously thought and might even have evolved independently in different mammalian lineages.
- Paleontology
From China, the tiniest pterodactyl
Researchers excavating the fossil-rich rocks of northeastern China have discovered yet another paleontological marvel: a flying reptile the size of a sparrow.
- Paleontology
Flying Deaf? Earliest bats probably didn’t echolocate
Fossils of a cardinal-sized creature recently unearthed in western Wyoming suggest that primitive bats developed the ability to fly before they could track their prey with biological sonar.
- Paleontology
Life explodes twice
The Ediacaran fauna were as varied as all animals in existence today and, more impressively, as in the Cambrian, report paleontologists.
- Paleontology
The warm jungles of ancient France
Chemical analyses of amber excavated near Paris suggest that France was covered with a dense tropical forest about 55 million years ago.
- Paleontology
Whales started small
The ancestors of whales, some of which are the largest creatures ever to evolve, probably were mammals no larger than a fox.
- Paleontology
Struck from above
Evidence of an extraterrestrial object striking Earth at the height of the last ice age comes from micrometeorites embedded in the tusks of creatures that were grazing the Alaskan tundra when the object burst in the air above.
- Paleontology
A toothy smile
Nigersaurus boasted more than 500 teeth, arranged in rows across its mouth.
- Paleontology
Huge, yet not quite life-size
The Carnegie Museum of Natural History in Pittsburgh will unveil the world's largest dinosaur mural on Nov. 21, when its dinosaur halls reopen after a 30-month, $36 million renovation.
