If you see peculiar 'swirls and wave' patterns when you close your eyes before going to sleep, science has got to the bottom of the phenomenon. Drifting off to sleep can be a battle at the best of ...

“No other decorative device or object can accomplish so much per dollar as wallpaper.” That’s the midcentury decorator Michael Greer, writing in his gem of a book “Inside Design ...

The second is to quantify swirl pattern revolution through the compressor and find out background causes of the change in compressor performance. Swirl distortion makes the leading-edge incidence ...