As Americans go to the polls, some voters may — for whatever reason — decide they don't want to vote in every single race or on every initiative. Voting in some races, but not all, is called ...

Center for Renewable Energy and Storage Technologies (CREST), Physical Sciences and Engineering Division (PSE), King Abdullah University of Science and Technology (KAUST), Thuwal 23955-6900, Saudi ...

One of the challenges for researchers who study this topic is that models that simulate prior climate conditions struggle to reproduce the rainfall required to fill as many Saharan lakes as geologists ...

Last month, Donald Trump announced that he was selling limited-edition, gaudy watches ranging from $499 to the bargain price of $100,000, bragging about their Swiss-made precision. But a CNN ...

Perlite is a lightweight, volcanic glass that retains aeration and moisture when potting soil is added. Pumice is a porous volcanic rock, perfect for enhancing drainage and soil structure in plant ...