Speak your mind

Clouds of noxious gas, stink bombs and purple smokescreens may sound like schoolboy pranks, but the animal world is just as capable of executing arresting chemical warfare, says Deborah Nicholls-Lee

In 2019, attendees at a conference held by the non-profit Waterwise heard a stark warning from a man named Sir James Bevan, who at the time was the chief executive of the Environment Agency. Bevan had

How high up is the lowest level of ...

Water we going to do? Let’s dive in → Water covers more than 70% of the Earth’s surface. Yet 97% of it is saline, and much of what remains is locked away in ice caps and glaciers. If all the planet’s

Even if nobody in your family has asthma, if you’re regularly around children you’ve probably seen inhalers used for asthma treatment. Asthma is really common – it affects at least 1 in 10 children an