Plants do not rely only on their leaves to feed on carbon dioxide. A new study in Carbon Research reveals that maize roots ...

Plankton play a central role in a climate process that scientists now say may behave more aggressively than once thought. As ...

Breathe easy, for now. Scientists say our breathable air won't last forever. A new NASA-supported study warns that Earth's oxygen supply is not a permanent feature of our planet. Though we often take ...