Dry ice is frozen carbon dioxide gas ... Jason explains that these experiments aren’t just fun-they also teach important scientific concepts. They are a fantastic way to blend holiday fun ...
(Libby O’Neill/Boston Herald) Bags of dry ice are placed on top of the sculpture to keep it cool during Sunday’s warm temperatures. (Libby O’Neill/Boston Herald) ...
Over time, Antarctica may evolve from a cold desert reminiscent of the Martian landscape to an ecosystem akin to Arctic ...