You would think that the heat conducted into the cup would eventually be transferred to your hands as well. Such a common daily experience dates back 200 years to Fourier’s Law of Heat Conduction.

G. Woschni, A Universally Applicable Equation for the Instantaneous Heat Transfer Coefficient in the Internal Combustion Engine, SAE Transactions, Vol. 76, SECTION 4: Papers 670805–670984 (1968), pp.