Although the three states of matter are solid, liquid, and gas, not all substances seem to fit perfectly into one of these groups. Take a look at the substance below and see if you can decide whether ...

Gas-liquid separation technologies have become indispensable across a myriad of industrial processes, including desalination, chemical processing, and renewable energy production. These systems are ...

Ian Lee is a CBS News correspondent based in London, where he reports for CBS News, CBS Newspath and CBS News 24/7. Lee is a multi-award-winning journalist whose work covering major international ...