WASHINGTON (Reuters) - About 125 million years before the Wright brothers embraced a similar design, a small feathered dinosaur took to the air with a biplane wing arrangement enabling it to glide ...
Researchers studying tracks fossilized in Cretaceous-era lakeshore mud in what is now South Korea argue this week in Proceedings of the National Academy of Sciences that the dinosaur footprints are ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results