Michael Le Page

Producing a kilogram of farmed salmon may require 4 or 5 kilograms of wild fish, which isn't a sustainable approach to feeding the world's growing population

Colossal, a US firm that is aiming to revive lost species such as the woolly mammoth, says it now has a near-complete genome of the extinct thylacine

Extreme weather and a growing population is driving a food security crisis. What can we do to break the vicious cycle of carbon emissions, climate change and soaring food costs – or is it already too late?

Selection for bigger tomatoes has made the fruits less sweet, but now it has been shown that gene editing can make them sweeter without decreasing yields

Satellite images reveal that when conditions are right, the pollution from industrial hotspots can cause snow to fall downwind and punch holes in clouds

A classic study found that people can fail to notice a gorilla when they are focusing on something else, but new experiments suggest this "inattentional blindness" might not tell the whole story

Several populations of Mexican tetra fish that live in darkness have independently evolved to need hardly any sleep, but the reason why is a mystery