The newly dubbed "Amazing Dragon of Lingwu" may have weighed more than 10 metric tons and boasted a dangerous "whiplash tail."
Charles Q. Choi, Contributor
Artifacts suggest that an extinct human species left Africa about 250,000 years earlier than previously thought.
A new study suggests also looking for "bioessential" elements when searching for alien life.
The impact that killed the dinosaurs also caused mass deforestation and sent the first tree-dwelling birds to extinction.
Physicists speculate that decaying neutrons may be producing particles unknown to science that make up the elusive dark matter.
New insights could improve cochlear and retinal implants.
On an April weekend, engineers, designers and astronauts-in-training met to test suits for commercial, suborbital spaceflight.
The noble gas can help bring atoms together.
New genetic analysis suggests that major groups of fish species arose in the 10 million years after dinosaurs disappeared.
Scientists propose strategies to build a larger-than-ever space telescope by sending up the mirror piece by piece.
Inside Science is an editorially independent news service of the American Institute of Physics