UAVs include both autonomous (capable of operating without human input) drones and remotely piloted vehicles (RPVs). A UAV is capable of controlled, sustained level flight and is powered by a jet, reciprocating, or electric engine.[citation needed] In the 21st century, technology reached a point of sophistication that the UAV is now being given a greatly expanded role in many areasRead More
The 3D printing process builds a three-dimensional object from a computer-aided design (CAD) model, usually by successively adding material layer by layer, which is why it is also called additive manufacturing,[1] unlike conventional machining, casting and forging processes, where material is removed from a stock item (subtractive manufacturing) or poured into a mold and shaped by means of dies,Read More
The Structure of Scientific Revolutions (1962; second edition 1970; third edition 1996; fourth edition 2012) is a book about the history of science by the philosopher Thomas S. Kuhn. Its publication was a landmark event in the history, philosophy, and sociology of scientific knowledge. Kuhn challenged the then prevailing view of progress in “normal science“. Normal scientific progress was viewed as “development-by-accumulation” of acceptedRead More
Are you looking for something to keep Fido safe this 4th of July, or during summer storms? Checkout the amazing Thunder Coat: Dog Noise Phobia, along with Dog Noise Anxiety, are terms sometimes used by dog owners and veterinarians to describe canine fear of and the corresponding stress responses to loud noises. Noise-related phobia are commonRead More
