Abstract: Given the prospects of the low-altitude economy (LAE) and the popularity of autonomous aerial vehicles (UAVs), there are increasing demands on monitoring flying objects at low altitude in ...

Abstract: The rotating phase of orbital angular momentum (OAM) waves can bring new degrees of freedom in the wireless communication and microwave imaging realms, and more generally for inverse ...

My household is on the smaller and slower-consuming end, so I'm not sure Costco is the best place for us to shop now that I've seen how great some of Aldi's deals can be.Savannah Born I compared ...

I compared prices of my go-to groceries at Costco and Aldi to see which had better deals for me. Several items were cheaper at Costco, but things like beef and bagels were a better deal at Aldi.