How germy is the public pool? An infectious disease expert weighs in on poop, pee and perspiration – and the deceptive smell of chlorine

On hot summer days, few things are more refreshing than a dip in the pool. But have you ever wondered if the pool is as clean as that crystal blue…

Is Earth really getting too hot for people to survive? A scientist explains extreme heat and the role of climate change

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. My parents said the planet…