Two-factor authentication, or 2FA, adds a layer of security when signing in to websites and services. The most common way this happens is when you log in from a new phone, tablet or computer, or from ...
Cooking legend Mary Berry has shared her beef stew recipe - which is perfect for autumn - and there is a twist on the classic British dish. Here's how you make it ...
Abstract: Based on a split-step scheme with second-order accuracy, a three-stage split-step precise-integration time-domain (SS2-PITD) method is proposed for solving Maxwell's equations. The SS2-PITD ...