Reposted from 3 Quarks Daily:
Michael Gove (remember him?), when England’s Secretary of State for Education, told teachers
Never have I seen so many major errors expressed in so few words. But the wise learn from everyone,  so let us see what we can learn here from Gove.
From the top: Newton’s laws. Gove most probably meant Newton’s Laws of Motion, but he may also have been thinking of Newton’s Law (note singular) of Gravity. It was by combining all four of these that Newton explained the hitherto mysterious phenomena of lunar and planetary motion, and related these to the motion of falling bodies on Earth; an intellectual achievement not equalled until Einstein’s General Theory of Relativity. Read the rest of this entry