A number of major news websites have seen adverts hijacked by a malicious campaign that attempts to install “ransomware” on users’ computers, according to a warning from security researchers Malwarebytes. The attack, which was targeted at US users, hit websites including the New York Times, the BBC, AOL and the NFL over the weekend.

Some news for people who struggle with passwords: Banks are working on a way for you to sign into your account by just talking.

Duke University is working on an interesting idea—a blood test to determine whether a respiratory infection is caused by a virus or bacteria.

Much more is highlighted in A Look Ahead.