This key fertiliser ingredient is subject to sudden price spikes.

Farmers are contending with huge spikes in fertilizer prices. The Biden administration is paying US companies to boost synthetic fertilizer production, but there are other, more sustainable options.

With a new level of accuracy, research has shown that a decrease in sodium and an increase in potassium may lower the risk of cardiovascular disease.

"There is likely a threshold on the size requirements of rocky planets to retain enough water to enable habitability and plate tectonics..."

The spread of tawny crazy ants may be driven, in part, by their need for calcium.

When scientists moved from manipulating atoms to messing with molecules, molecules started to disappear from view. Professor Kang-Kuen Ni has figured out why.