GRAND RAPIDS — Recently we have had some very windy days, but do we always know which direction the wind is blowing? In today's weather experiment we are going to build a wind vane or weather vane to ...

Scientists have placed four PV panels in a 21-meter wind tunnel and run different tests regarding tilt angles, mounting height, spacing, and incoming flow direction. They found that when the spacing ...

Add Yahoo as a preferred source to see more of our stories on Google. When looking at a surf forecast, there are several key factors to take into consideration, including swell direction, swell height ...