Police departments have issued warnings about a new Apple setting that lets users exchange contact information by bringing their devices together. Tech experts say the fears are overblown.
Using electromagnetic waves to flummox and follow smarter weapons has become a critical part of the cat-and-mouse game between Ukraine and Russia. The United States, China and others have taken note.
Using electromagnetic waves to flummox and follow smarter weapons has become a critical part of the cat-and-mouse game between Ukraine and Russia. The United States, China and others have taken note.