#Друкована КТ та інше
88 materials
Four old news items about stem cells
With a stem and a kind word… There is a chance that stem cells can be obtained by sampling amniotic fluid (amniocentesis) — a well‑established diagnostic procedure, sometimes required after the third month of pregnancy. A new elixir of youth. …
Peri‑medical old news
Learn topology! The basis of human anatomy. Is man the measure of all things? Internal analgesic. Crocodile blood. Blood substitute made from crocodile blood. We are glad to be deceived. There are tasks that mentally ill individuals solve better than …
Six old news items about our relationships with other animals
Become the way I want. The toy must be harmless. And it is clear that the best toy is a living one. War with the toad. Humanity is ready to start a genetic war with one of the animal species. …
Five news items about extraterrestrials
And on the eighth day did the Creator create aliens? Some commentators assume that such statements by a high‑ranking priest‑scientist may reflect some data available to the Vatican about extraterrestrial life. Cosmic walks. Thus, one might suppose that representatives of …
On human evolution
The origin of humans: where is the beginning of that end, which concludes the beginning? About the endless searches for the “intermediate link”. Ten thousand generations of ancestors. The earliest finds of representatives of our species.
About the man of Flores Island
Other people. The most dissimilar representatives of our genus. Homo floresiensis. Tell me, who is your enemy… Knowing which enemies the people we are interested in defended themselves against, we can guess what was going on in their heads. Hobbits …
On the psyche of other organisms
Chicken brains. Birds are capable of many things, but the most astonishing is what the African grey parrot Alex learned. How else can one understand you? Do other animals experience pain? Kindred spirits. What images do macaques prefer? Adult films. …
On Animal Behavior
On word order in a sentence. Starlings can analyze the order of "words" in a "sentence". Alarm! Among the most complex vocal signals of vervet monkeys are predator-warning calls. Reflections of your voice… Dolphins can orient themselves using echolocation…
A Couple of News Items About Wine and Resveratrol
In vino valetudo. Imagine that a day will come when your absent-mindedness begins to catch the eye of others more and more often. Innocent jokes about questions repeated several times will be replaced by anxiety about your ability to find …
Has Evolutionary Theory Been Refuted? 4. What Is the Human Being?
Part 4. What Is the Human Being? (Has evolutionary theory been refuted? Part 4. What is the human being? // Biology. No. 4, 2004.)
Brain restoration and a rich inner world
Reflections on miraculous recoveries. Tomography showed that the damaged areas of the brain did not regenerate: instead, other areas formed in their place. Today the world is a computer, and God (or evolution) is the programmer. But who said that …
Two evolutionary articles
Darwin in open access. About the Internet archive of classic texts by Darwin and his contemporaries. In search of the arrow shooter. Genocentric myths and the epigenetic theory of evolution.
Has the theory of evolution been disproved? 3. The problem of transitional forms
Part 3. The Problem of Transitional Forms (Is the Theory of Evolution Simplified? Part 3. The Problem of Transitional Forms // Biology. No. 7 (7), 2002 — pp. 1–4.)
Has the theory of evolution been disproved? 2. Variability of scientific knowledge — a flaw or a virtue?
Part 2. Variability of scientific knowledge – a drawback or an advantage? (Is the theory of evolution disproved? Part 2. Variability of scientific knowledge – a drawback or an advantage? // Biology. No. 3 (3), 2002 – pp. 1–4.)
New Methods and Systematics: Two Erstwhile Items of Note
If it is not on the Internet, does it not exist? The Internet is becoming the primary mirror of human activity — from politics to pornography. Ciliates, butterflies, whales, and barcodes. The indigenous peoples of New Guinea, who use neither …
Three old news items about the planet we have altered and its pristine areas
The planet is in collective ownership. Russians clearly remember the sad experience of farming in kolkhozes – it should be obvious to them. Unfortunately, the planet is still under communal ownership. "This is the place most resembling Eden that can …
Four news about not quite classical genetics
Genetics: between victory and defeat. A powerful source of hereditary variability has been registered, which until now remained underestimated. A kinship view from the shell. The genes that “account” for visual perception in us are also present in the sea …
Four old news items on genetics and phylogeny
See the past. The present is a consequence of, and, if you will, a hostage of the past. Any development is a conflict between memory (the preservation of system properties) and change (the adaptation of that system or its destruction). …
Three old news items: from molecular systematics to nanotechnologies and genetic engineering
Paradoxes of systematics. One of the influential schools of systematics states: if species change cannot be evaluated “objectively”, it should not be taken into account at all and only the order of branching of the evolutionary tree should be reconstructed. …
On Snakes and Toxoplasma (Plus a Bit on Religion)
The python's piercing gaze. A symbolic dialogue with the world begins with the pacification of a totem or idol. If Professor Coulson is right, the first step of our ancestors along this path was overcoming ophidiophobia. The guilty gaze of …