The federal government’s ability to regulate greenhouse gases depends on a 2009 scientific determination. The Trump ...

ExxonMobil is pausing 100 million euros ($118.4 million) of investment in European plastic recycling because of draft EU rules that determine the recycled content in a final product.

Roth was standing at the edge of a cave in Pirkanmaa, Finland. Inside, he knew, was a geocache: a container that was stashed ...