Traveling as a couple for the first time is a big deal. Exciting times but it puts a lot of pressure on the relationship. Are ...

As of June 2, the Echo Spot is on sale for just $59.99 at Amazon. That's $20 or 25% off the list price of $79.99 and the ...

Abstract: The centroid coordinates of the sun image on the APS is required to be worked out in APS-based digital sun sensors. The usual `centroid' algorithm wastes time, especially when the area of ...