If you are planning a trip with grandparents, it can be difficult to find a vacation destination that works for all ages.

HuffPicks is HuffPost’s shopping awards. This “seal of approval” showcases a mix of expert-backed recommendations, problem-solving products and things that HuffPosters endorse and use every day – all ...

A dual-band circularly polarized (CP) microstrip-fed shorted ring-slot rectenna (rectifying antenna) was designed and its reception performance from both broadside directions was measured and compared ...