27Oct 2026 by Post

Independent Origins of Muscular Hydrostats Are Another Conundrum for Evolution

bending, biceps, biology, Biomimetics, brain software, chameleon, Current Biology, elephant, elephant trunk, Engineering, Evolution, hydrostat, Intelligent Design, King Jeroboam, muscles, muscular hydrostat, natural selection, Noel Naughton, octopus, octopus arm, physiology, snake, squid, triceps muscle, unbending
How does Professor Naughton explain this baffling similarity? He invokes the fallacy that a physical constraint compels natural selection to create a solution. Source
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23Oct 2026 by Post

How to Shift the Gears in Your Legs?

actuators, anatomy, automatic transmission, bike riders, Biomimetics, bones, engineers, Evolution, gear-shifting, gears, handlebar, human motion, Intelligent Design, Jack A. Martin, joints, legs, ligaments, locomotion, muscles, offices, paraplegics, physics, physiology, PNAS, redundancy, robot designs, tendons, unguided evolution, University of Wisconsin-Madison, walking
The answer to the question: You don’t have to do anything. You have automatic transmission. Source
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10Mar 2026 by Post

Fingers Are Fine-Tuned Far Beyond the Need for Survival

anatomy, art, Claude Debussy, cooking, dexterity, Engineering, evolutionary process, evolutionary theory, exoskeleton, fingers, fitness, Formula 1 race car, go-kart, hand muscles, human brain, Intelligent Design, Menahem Pressler, motor cortex, motor units, muscle units, muscles, music, nerve pathways, prosthetic device, skillful moving, surgery, survival, Technology, tool-making, touch, typing, Wolfgang Amadeus Mozart
Our exoskeleton could only make simple hand grips, far short of what a healthy human hand could manage. Source
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17Dec 2024 by Post

What Does Your Brain Do? And What Can It Not Do?

Aristotle, augustine, blood, brains, carbon dioxide, Denyse O'Leary, emotions, free will, heart, Intellect, kidneys, mathematics, Medicine, memories, Montreal Neurological Institute, muscles, Mystery of the Mind, neuroscience, Neuroscience & Mind, oxygen, pain, philosophy, Plato, The Immortal Mind, Thomas Aquinas, urine, Wilder Penfield
A surprising result of pioneering neurosurgery was the discovery that some mental processes could be stimulated in the brain but others could not be. Source
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08Nov 2024 by Post

Fossil Friday: An Ediacaran Animal with a Question Mark

A. Yu Ivantsov, animals, dickinsoniids, Ediacaran biota, Epibaion, Evolution, Evolution & Development, flatworms, Fossil Friday (series), IFLScience, jello, microbial mats, multicellular animal, muscles, nervous system, Nilpena Ediacara National Park, outback, paleontology, placozoan, Precambrian, protists, Quaestio simpsonorum, Roomba, sandstone, South Australia, trace fossils, Tribrachidium
To claim that such undefinable blobs in sandstone represent fossils of the oldest motile animals is massively overselling the evidence to say the least. Source
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16Mar 2024 by Post

The Incredible Design of Muscles

Andrew McDiarmid, antagonists, biochemistry, circulatory system, Complexity, connective tissue, Engineering, Evolution, evolutionary mechanisms, Intelligent Design, Jonathan McLatchie, Michael Behe, muscle contraction, muscle fibers, muscles, nervous system, respiratory system, skeletal system, synergists, tendons
To understand the limitations of evolutionary mechanisms, we have to “bite the bullet of complexity,” as biochemist Michael Behe writes. Source
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27Oct 2023 by Post

Understanding the Biochemistry — and Intelligent Design — of Muscle Contraction

acetyl choline, acetylcholine, Actin, ADP, ATP, axon terminal, biochemistry, biology, calcium ions, electrical stimulation, endoplasmic reticulum, Engineering, Evolution, Intelligent Design, ion channels, motor neuron, muscle contraction, muscle fibers, muscle relaxation, muscles, myocytes, myofibrils, myosin, nerve impulse, neurotransmitter, polarization, repolarization, sarcoplasmic reticulum, sliding filament model, sodium ions, titin, transverse tubules, tropomyosin, troponin, undirected process
Muscle contraction, which we so easily take for granted, is an incredibly complex and elegant process. Source
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06Oct 2023 by Post

Fossil Friday: A Popular Just-So Story on the Origin of Bird Flight Bites the Dust

adaptation, aerodynamics, arboreal hypothesis, avian flight, birds, China, Chukar partridge, computer modelling, Confuciusornis, cursorial hypothesis, empirical data, Evolution, flapping, Flight, forelimb, Fossil Friday, fossil record, ichthyosaur, kinematics, Liaoning, mechanics, muscles, paleontology, powered flight, storytelling, WAIR hypothesis, wing-assisted incline running, wings
There is a long-running about whether birds first took off by running and flapping from the ground up, or whether they jumped as gliders from the tree down. Source
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26Sep 2023 by Post

For Males, an Engineering Marvel that Originates in the Brain

Actin, bioactivity, brain, calcium ions, corpus cavernosum, ejaculation, erectile dysfunction, erectile tissue, erection, guanylate cyclase, human physiology, humans, Irreducible Complexity, irreducibly complex systems, Life Sciences, Medicine, motor neurons, muscles, myosin, Neuroscience & Mind, nitric oxide, nitric oxide signaling pathway, pelvic floor, penis, physiological processes, prostate gland, reproduction, seminal fluid, seminal vesicles, smooth muscle cells, sperm cells, vaginal cavity, vas deferens
The male erection and ejaculatory reflex require multiple physiological processes to work together in an incredible coordinated manner. Source
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