Summary: <p>Episode: <a href="http://www.uh.edu/engines/epi2235.htm" style="font-size: 10px;">2235</a><span style="font-size: 10px;"> John Perry, Lord Kelvin, Earth's age, and the role of conduction and convection</span></p><p> </p>
Summary: <p>Episode: <a href="http://www.uh.edu/engines/epi2235.htm" style="font-size: 10px;">2235</a><span style="font-size: 10px;"> John Perry, Lord Kelvin, Earth's age, and the role of conduction and convection</span></p><p> </p>