The salt line on the Delaware is 20 miles north of where it should be this time of year. Should we be worried?

Dutch researcher and tree expert Hans ter Steege is the founder of the Amazon Tree Diversity Network, which brings together ...

A study reveals plankton, crucial for marine ecosystems, cannot adapt to rapid global warming, threatening marine life and ...

Tiny, solid windows in the shells of heart cockles let in light for the photosynthetic algae inside them – and they could ...