The grass on which the World Cup's 104 matches will be played has a vital but often overlooked role. Two scientists have spent decades getting it right.

But sometimes a trend surrounds you. Take vinegar. It seems like every other social media food post is about how to use it ...

The rules require all plastic packaging to be recyclable or compostable by 2032. Nobody — not the advocates, not the producers — thinks that's going to happen the way the law is written.