Scientists have discovered a new dinosaur species with a duck-like, streamlined body that may have used its adaptations to dive underwater to hunt for prey like modern-day penguins about 71 million ...

Scientists recently discovered the first non-avian theropod dinosaur with a streamlined body similar to that of penguins, auks and other modern diving birds. When you purchase through links on our ...

A body moving through a fluid experiences a drag force, which is usually divided into two components: frictional drag, and pressure drag. Frictional drag comes from friction between the fluid and the ...