science
Understanding the Berlin patient’s unexpected cure of HIV
Research associate Jason Reed performs cell culture maintenance in the Sacha lab.
Credit: OHSU/Kristyna Wentz-Graffo
A decade ago, the medical world was shocked when a patient...
Site of asteroid impact changed the history of life
Mass extinction only occurred when the asteroid having 9-km diameter hit the orange areas.Credit: Kunio Kaiho
An asteroid, also known as the Chicxulub Impactor, hit...
Forgotten fossil indicates earlier origin of teeth
This is a virtual section through the tooth plate of Romundina stellina, with colors gold through purple indicating the first up to the final...
Early fossil fish from China shows where our jaws came from
Life reconstruction of Qilinyu along with Guiyu and Entelognathus in Silurian waters.
Credit: Dinghua Yang
Where did our jaws come from? The question is more complicated...
Porpoises on European coasts maintain their populations but migrate southwards
Harbour porpoise, Phocoena phocoena.
Credit: © Colette / Fotolia
Seven oceanographic research vessels and three light aircraft from the SCANSII Project have recorded the abundance and...
Extinct California porpoise had a unique underbite
Skimmer porpoise reconstruction. Scientists have identified a new species of ancient porpoise with a chin length unprecedented among known mammals, and suggest the animal...
A giant, prehistoric otter’s surprisingly powerful bite
Digital, 3-D reconstructions show the skulls -- including the jaws -- of the roughly 15-pound common otter Lutra lutra (left), and the roughly 110-pound...
Compiling a ‘dentist’s handbook’ for penis worms
Ottoia Teeth by Tom Harvey.
Credit: Tom Harvey
A new study of teeth belonging to a particularly phallic-looking creature has led to the compilation of a...
Fossil trove adds a new limb to human family tree
Skeletal fossils of the hand of Homo naledi pictured in the Wits bone vault at the Evolutionary Studies Institute at the University of the...
Chimpanzees Show Similar Personality Traits to Humans
Chimps (stock image). Chimpanzees have almost the same personality traits as humans, and they are structured almost identically.
Credit: © Kletr / Fotolia
Chimpanzees have almost...
Finger and toe fossils belonged to tiny primates 45 million years...
The fossils provide further evidence that early anthropoids were minuscule creatures.
Credit: Northern Illinois University
At Northern Illinois University, Dan Gebo opens a cabinet and pulls...
