Around 90 million years ago, eastern and western North America were isolated from each other by a salty sea, creating two landmasses: Appalachia and Laramidia....
Columbian mammoths (Mammuthus columbi) may have moved like modern elephants with infants in matriarchal groups. That’s according to a team of U.S. paleontologists...
Genetic analysis of DNA from a female infant found at the Upward Sun River archaeological site in Alaska has revealed a previously unknown Native American...
A new species of large Pacific octopus has been discovered in the waters of Prince William Sound, Alaska.
The frilled giant Pacific octopus. Image credit:...
A mostly complete and moderately well-preserved fossilized specimen is thought to represent the first Triassic horseshoe crab found in North America, according...
A new study published in the journal Southeastern Naturalist is the first to document that American alligators (Alligator mississippiensis) on the Atlantic...
The Pacific Northwest, a geographic region in western North America, was home to one of the planet’s most powerful known volcanic eruptions, according...
A simple smell test may one day be able to help identify people at greater risk of developing Parkinson’s disease up to 10 years before the disease could...
Genetic variants linked to Alzheimer’s disease and heavy smoking are less frequent in people with longer lifespans, suggesting that natural selection...
A team of researchers led by University of Delaware Professor Wei-Jun Cai has discovered a ‘pH minimum zone’ that occurs at a depth of 30-50 feet (10-15...
A new species of extinct dwarf dolphin that lived about 30 million years ago (Oligocene epoch) and possessed adaptations for suction feeding has been identified...
A petroglyph on the south face of Piedra del Sol, a free-standing rock in New Mexico’s Chaco Canyon, may depict the solar corona observed during the...
A team of researchers led by University of Nevada Professor C. Richard (Dick) Tracy has discovered three new toad species in the Great Basin region of...
A team of archaeologists and anthropologists, led by the University of Utah, has discovered potato starch residues in the crevices of a 10,900-year-old...
Scientists reporting in the Journal of Mammalogy on May 30 have identified a new species of flying squirrel living in the Pacific Coast region of North...
An Arizona State University-led team of scientists has sequenced the genome of the Mojave desert tortoise (Gopherus agassizii), a long-lived species native...
Earth’s earliest primates were tree dwellers, according to a team of paleontologists led by Dr. Stephen Chester, an assistant professor at Brooklyn College,...
Geologists from Tohoku University, Japan, Amherst College and Washington University in Saint Louis, the United States, say they may have found the cause...
A new species of sauropod dinosaur that lived about 152 million years ago (Jurassic period) has been identified from fossils found in Wyoming.
Galeamopus...
