It's just as reasonable from physical principles to expect a decrease as to expect an increase. (realclimate.org)
The paper presented a really amazing results that would have put some very basic physical principles in doubt if correct. (judithcurry.com)
It seemed that the theory did not adhere to a well - established physical principle known as conservation of energy, which states that energy can change forms but can never be destroyed. (discovermagazine.com)