The process of brewing tea passively removes significant amount of toxic heavy metals from drinking water, according to a new study. Researchers tested different types of tea, tea bags and brewing ...

Next to water, tea is the most-consumed beverage in the world. Globally, we sip about 3.7 billion cups of tea per day, the continuation of a 4,000-year-old Chinese tradition. But for as long as humans ...

Science correspondent Nicola Davis investigates the strange story of Tam O’Braan and his attempts to grow tea in Scotland. In episode three of this mini-series first broadcast in October 2025, all of ...

In a column last year, I offered the opinion that there needs to be more science and less hype about compost tea as a suppressor of disease. I also speculated that academic research on the material ...