Purdue’s Joseph Jewell looking through the HYPULSE reflected shock/expansion tunnel at the Hypersonics and Applied Research Facility on campus. Jewell was nominated this week by President Trump as the ...

The SR-72 “Son of Blackbird,” successor to the iconic SR-71, reportedly achieves astonishing speeds up to Mach 6 using ...

The second subject is laminar boundary layers where the Blasius profile at a flat plate ... Stability is the third main subject and turbulence the fourth. Reynolds averaging, simple turbulence ...

When a bowler releases the ball, a thin layer of air—called ... airflow on that side, creating turbulence. This turbulent airflow sticks to the ball’s surface for longer and moves faster than the ...

These are signs of a very powerful updraught which has spread out at the tropopause (the stable layer at the top of the weather ... The shelf often has a smooth, laminar or banded surface and a black, ...

In a comprehensive experimental study, an international team of researchers has confirmed the calculations of a leading turbulence simulation code to an unprecedented degree. This marks a major ...

That was one bumpy ride. Think back — if you could — to the first time you ever experienced turbulence when flying on a plane. Terrifying, right? That’s exactly what happened to this ...