Dear Dr Othieno, I am a mixed farmer, keeping cattle, pigs, and poultry on my small farm. I normally supplement pasture with commercial feeds. But recently, there has been an increase in the price of ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. With each fern no wider than an inch, mosquito ferns turned ...

Scientists have been campaigning to turn the fast-growing Azolla into a food of the future. Others envision it becoming both a sustainable biofuel and a fertilizer that captures carbon. What is Azolla ...