Climate-controlled jackets will protect soldiers from extreme heat and cold

the PopMechanics Brain Trust : scientist
The secret to all-weather clothing, according to former MIT student Kranthi Vistakula, is Peltier plates, which can be used to warm you up or cool you down by sending an electric current across the junction between two different metals. U.S. soldiers have put the lightweight tech to the test. So have soldiers in India. Based on early reviews, it won't be long until others enlist.

Popular mechanics, (2012) "110 Predictions For the Next 110 Years", [online], Available: