There are no signs that hybrids of dog and wolf have contributed to the Scandinavian wolf population – a matter that has been discussed, especially in Norway.

The biggest source of global energy consumption is the industrial manufacturing of products such as plastics, iron, and steel.

If you’ve ever tended a garden or potted a plant, you know a few simple truths about green things — they require water and nutrients to survive and their roots are good indicators of their overall health.

Natural gas and biogas have become increasingly popular sources of energy throughout the world in recent years, thanks to their cleaner and more efficient combustion process when compared to coal and oil.

When NASA decided to study identical twin astronauts — one remaining on Earth while the other orbited high above for nearly one year, starting in March 2015 — scientists were not sure what they would find.

Washington State University researchers have found a way to make food taste salty but with less of the sodium chloride tied to poor health.

Smart spacesuits and solar surfing may sound like the stuff of science fiction, but they are just two of the technology concepts NASA has selected for further research as part of the NASA Innovative Advanced Concepts (NIAC) program. 

At some point every person is likely to experience an inflammatory condition somewhere in the body. 

Evidence of historic marine life present in Alaskan permafrost is helping scientists reconstruct ancient changes in the ice cover over the Arctic Ocean.

The Central Valley’s heavy wintertime tule fog – known for snarling traffic and closing schools — has been on the decline over the past 30 years, and falling levels of air pollution are the cause, says a new study by scientists at the University of California, Berkeley.