The challenge of developing a variant-proof vaccine

The world needs a coronavirus vaccine that can protect people against emerging variants. But this idea — a vaccine to combat multiple strains — is easier said than done. And, the number of transgender people who hide their identity at work has risen sharply in Britain. Also, a few years ago, banning plastic straws was the hot environmental trend. China is on board and banned disposable plastic in restaurants at the beginning of this year, generating a backlash from bubble-tea fans.