|
From Science 2.0:
Pictures showing the structure of matter and the organization of
subatomic particles in different categories abound. Indeed, cataloging
and classifying entities subject of study is a powerful means of
grasping their essence and infer their properties. The most striking
example I can offer is the Mendeleev table of elements (which allowed
its creator to spectacularly deduce the existence of elements not yet
discovered); but there are many others, like the Hertzsprung-Russell
diagram of star classification, or the one for galaxies, or the
cataloging of animal species...
So I am all for nice, tidy graphs
of that kind. But they need to be correct! If one makes logical errors
in their construction they become very deceiving, as the example below
shows. I picked it from Facebook, allegedly coming from the page "Cosmology, Relativity, and Quantum Mechanics".
Can you see what is wrong ? Actually, there are several things that I find disturbing, not just one...
Read the whole article
|