Every time my storage drive usage bar turns red in File Explorer, I feel a familiar spike of annoyance — because I know I ...

A trip to Pittsburgh can be especially easy on the wallet with these five activities and sites that are completely free to ...

A new species of shrew, Soriculus dexingensis, is discovered in Tibet, raising the number of known shrew species there to six ...

In this season of reflection, it's awe-inspiring to consider how so much is still beyond our scientific understanding — from the big questions of the origins of the universe and life, to the more ...

Life on Earth relies upon an astonishingly short list of elements. Carbon, hydrogen, and oxygen compose the essential structure of all living things, trace amounts of metals like iron and calcium ...

The basics of photosynthesis are something that every student learns in school: carbon dioxide, water and light in; oxygen and sugar for growth out. In a world where atmospheric carbon dioxide levels ...