Increasing levels of nitrate in Ontario’s watersheds including the Grand River is a serious issue for the entire province, says Mayor Kevin Davis. But the mayor is optimistic that solutions can be ...

The net exports formula subtracts total exports from total imports (NX = Exports - Imports). The goods and services that an economy makes that are exported to other countries, less the imports ...

[NightHawkInLight] has been playing around with the diamagnetic properties of bismuth. Diamagnetic materials get a lot of attention due to their strange ability to produce the opposite of the ...