Athletics is one of the most-watched sporting events at every Olympic Games. Eight-time gold-medallist Usain Bolt almost always lit up the track with his blistering pace, while the slow-burn 5000m and ...

Abstract: Ultrasonic transducers with broad bandwidth are considered to have high axial resolution and good ultrasound scanning flexibility for the clinical applications. The limitations of spatial ...

The tracks indicate how many animals were traveling via the ancient coastline. Paleontologists have found tens of thousands of dinosaur tracks in South America, which offers evidence as to which ...

Researchers have counted 16,600 fossilized dinosaur footprints and 1,378 swim tracks at a site in Bolivia that showcase a variety of behaviors and different theropods from the Cretaceous period. When ...

An expanse of ancient rock in the high-altitude Torotoro National Park in Bolivia has been revealed as the largest dinosaur tracksite ever recorded. The site includes a record-smashing 16,600 ...