This semester I’m trying to sit in on a colleague’s special
topics course on Interdisciplinarity in the sciences. I say “trying” because at
some points during the semester I will probably get so busy that I might have
to forego this luxury. Anyway, this past week the course was about getting
students to think about Energy from the perspective of biology, chemistry,
physics and mathematics. Thermodynamics is one of the main topics of my General
Chemistry and Physical Chemistry classes, so it will be fun to see the
synergies!
One of the exercises had students working in small groups to
come up with consensus terms that described energy from these different
perspectives. My colleague then showed results from similar exercises he has
done with faculty groups. I was particularly intrigued that the largest
diversity of terms came from the chemists, although it’s possible that
biochemists in the mix significantly enlarged the terminology. As a chemist, I
feel that my field has no grand narrative. Physics has the standard model and
Biology has evolution. You might think that the periodic table was a unifying
narrative, but having delved into it from my perspective, I see the elements in
their grainy particularity – individualistic elements that try to defy attempts
at herding them into groups. (I really should elaborate on that in a future
post!)
Today’s post is my attempt to weave together an
interdisciplinary narrative that spans science, science-fiction and
story-telling – just for the fun of it! I have blogged about a number of these
themes, but in an attempt to keep the prose flowing I will not reference them
in the paragraphs below. If you’re interested in seeing some of these earlier
ideas, three examples are here, here and here. And now I present my unedited speculative story on
Energy!
M-Theory from the theoretical
physicist’s perspective is an attempt to unify the different strands of string
theory. The quest is no less than understanding the deep unifying principles
behind matter, energy, and existence. If indeed the foundations of the natural
universe are based on vibrating membranes and strings, it would be indeed music
to the ears. Even after many years, my favorite creation story remains the Ainulindale from J. R. R. Tolkien. It
would be poetic justice indeed if creation was sung into existence by
supernatural beings in melodies that weave harmony and discord into a fantastic
tapestry, the end of which is yet hidden from the mind of men.
I propose a new M-Theory that unites
three worlds: Magicians from fantasy literature, Mutants from the comic
universe of superheroes, and Midichlorians from the movie juggernaut that is
Star Wars. Where do these supernatural powers come from? How can they exist in
humanoid beings? What is the link between the miraculous and the mundane? I
propose humble beings, found in great numbers in our very cells: Mitochondria.
If there is a thread to biological
evolution stretching eons back into chemical evolution, it may lie in the laws
of thermodynamics. An expanding universe requires the dispersion of energy from
a Big Bang, and the parallel way such dispersion is achieved is through an
expanding diversity as chemical space is explored. “Be fruitful and multiply!”
It is an injunction that touches on the most efficient way to satisfy the
second law of thermodynamics in a cooling universe – the evolution of chemical
structures in hypercyclic systems through energy transduction. Who can better
capture the energy as it streams through, animating organisms that stretch out
the dissipation of energy across time and space.
Chemical energy in deep vents across
redox potentials might have been the birthplace of primitive assemblies, but
the streaming of electromagnetic radiation – a boon from the heavens – led to
species that would harvest the power of the sun. A poison becomes life-giving
as organisms adapt to an oxygenated environment. As one organism swallowed
another, a new symbiosis emerged. Mitochondria! A better, more efficient way to
transduce energy – converting it into forms that allow specialization,
complexity, and the rise of a new multicellular organism.
For many an era, these energy
powerhouses lived within the organism, but then emerged Man – a creature that
would extend his reach of energy by building a cyborgian future. Smoke would
rise as stone-coal dead feed the needs of the living. Water, Light, the
harnessing of Electricity, and splitting the atom, would further extend the
energy-producing capabilities of this new creature. Man’s energy sources
reached far outside his body. Nature had never before been manipulated as
quickly, and the Second Law was pleased by evermore consuming and dissipating its
currency, Energy! Corporations and countries, organizations of men, jostled for
control of the new currency – therein lies the power.
But there arose a new Man. One who
would not be as dependent on the external structures carefully built and
organized to serve the complex corporate organism. One who had the energy to
manipulate the natural world from within. The new man had different names in
different worlds. Magicians, they were called, in some forgotten realms.
Mutants, others were called, in dystopian realms. Midichlorians, would infuse a
rare few, in a galaxy far, far away. These tiny symbionts would be the clue to
find the one capable of wielding a force of power, to throw energy across space
and time.
The lowly Mitochondria would be key to
supplying the enhanced energy needs of one whose acts would seem supernatural.
Who is the Magician, but one who is able to channel energy through the
electromagnetic spectrum and move collections of atoms into new configurations?
Who is the Mutant, but one whose enhanced biochemistry allows for rapid
healing, super-speed, and prodigious strength? Midichlorians are the new
evolved Mitochondria. Harnessing energy requires energy, and the price of
thermodynamics must still be paid.
It is said that life on earth uses
barely 1% of the energy available today. Could we evolve mitochondria that
could enhance our metabolism? If so, might we be capable of seemingly
supernatural acts? Is this perhaps the link between the miraculous and the
mundane? Could a broader M-Theory link the brotherhood of magicians, mutants
and midichlorians, to the mitochondria of mere man?
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