Theresa May slapped down Boris Johnson in Cabinet today over a string of newspaper stories setting out how the Foreign Secretary is demanding she run the NHS. The Prime Minister and other members of her top team were said to have made clear, as Mr Johnson listened, that policy discussions should take place behind closed…

President Donald Trump’s move to crack down on what he sees as unfair competition to U.S. firms reverberated around the world as investors assessed the relative impacts on companies hit by tariffs on solar panels and washing machines. American beneficiaries such as First Solar Inc. climbed more than 6 percent in after-hours trading Monday in…

If it works — and we’ll learn for sure in the next couple of months — it will utterly revolutionize the way we buy groceries. Scan your phone on the entry turnstile and the store’s army of cameras will begin tracking your every move. Facial, body and object-recognition algorithms will enable the system to spot…

Enlarge / A tech support scam pushed by Zirconium displays the authenticated URL of Microsoft, making it easy for some people to trust. Last year brought a surge of sketchy online ads to the Internet that tried to trick viewers into installing malicious software. Even credit reporting service Equifax was caught redirecting its website visitors…