Today on Far Future Horizons we
present the second episode of professor Jim
Al-Khalili’s “The Secrets of Quantum Physics. In this installment we will
explore the applications of Quantum Mechanics in unlocking the mysteries of
life itself.
Physicist
Jim Al-Khalili routinely deals with the strangest subject in all of science -
quantum physics, the astonishing and perplexing theory of sub-atomic particles.
But now he's turning his attention to the world of nature. Can quantum
mechanics explain the greatest mysteries in biology?
His
first encounter is with the robin. This familiar little bird turns out to
navigate using one of the most bizarre effects in physics - quantum
entanglement, a process which seems to defy common sense. Even Albert Einstein
himself could not believe it.
Jim
finds that even the most personal of human experiences - our sense of smell -
is touched by ethereal quantum vibrations. According to the latest experiments,
it seems that our quantum noses are listening to smells. Jim then discovers
that the most famous law of quantum physics - the uncertainty principle - is
obeyed by plants and trees as they capture sunlight during the vital process of
photosynthesis.
Finally,
Jim asks if quantum physics might play a role in evolution. Could the strange
laws of the sub-atomic world, which allow objects to tunnel through impassable
barriers in defiance of common sense, effect the mechanism by which living
species evolve?
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