Abstract: Uncrewed Aerial–Aquatic Vehicles (UAAVs) have broad application potential in air–water missions, but efficient performance in two distinct media and stable transition remain challenging.

Water filters promise the moon—but only some back up their claims. Here are the best filtered-water pitchers for those who prefer their water free of heavy metals and forever chemicals.

Discover Chicago’s iconic lakefront aquarium with sharks, belugas, and immersive exhibits, one of the most unforgettable ...