Tag Evolution - results: 50
We are close to making babies from stem cells. Than it threatens?
by using bone marrow humanity was on the verge of reproductive evolution In 2007, a group of researchers announced a startling discovery: they created such sperm cells from stem cells, obtained from the bone marrow of a person. Ho...
If people are so smart, why the brain becomes less?
For the last 20 thousand years the human brain has decreased. But what does this mean? you may not know this, but there are several theories about why the human brain is getting smaller since the stone age. The changes that have o...
Discovered the neurological cause of obesity
Cake certainly looks very tempting. the Results of a study conducted at the brain Institute of the University of Virginia, tied up the pleasure center in the brain with the work of the circadian rhythm – the built-in biological cl...
Having twins is an evolutionary advantage for mothers
Surely at least once in life each of us thought about what it was like to have a brother or sister twin, but twins are not always of the same sex. In fact, the phenomenon of twins long – standing evolutionary puzzles. Identical tw...
What makes us human, and we know it someday?
There are many theories about what makes us human – some of them are linked or interconnected. Greek philosophers Socrates, Plato and Aristotle tried to answer this question, as countless philosophers after them. With the developm...
Is it true that people are cruel by nature?
Sorry, the peacemakers. The results of the study, based on an innovative approach to mapping the evolution of lethal violence have shown that Homo sapiens is descended from one of the most violent branches of mammals. The tendency...
It's amazing, but offends most people, even the idea that man and APE are related. Not all the monkeys of course, but we have with these amazing animals at least had a common ancestor. The assertion that humanity has been shaped b...
Imagine floating in a lake on a hot summer day. The water is quite warm, but the wind is strong and when you exit the water, feel the cold, and then run goose bumps. After a swim, you change and come home to warm up. Brewed tea an...
In Antarctica discovered a creature that survived 30 glacial periods
On our planet there are places where life seems impossible. Antarctica is one of them. But it was not always so: 68 million years ago the continent was covered by dense forests, visited the dinosaurs and the first mammals. In thos...
Could the dinosaurs not be extinct, and turn into birds?
One of the most strange and even extravagant hypotheses of the last time is the view that the famous meteorite that destroyed 65 million years all the dinosaurs of the planet, in fact, never existed. Instead of together to die dur...
How and why snakes have venom?
Why do snakes need poison? This seemingly simple question has long been a matter of dispute specialists who study the behavior of these reptiles. Differing among themselves in composition and produced effects snake venoms are not ...
Proven one of the evolutionary theories of Charles Darwin
From the moment in 1859 Charles Darwin published “the Origin of species by means of natural selection”, was 161 year. And although his fundamental work laid the Foundation , one of the main theses of Darwin has not been proven. Th...
Which animal has the fingers grew earlier than the rest?
everyone living on our planet have one thing in common — the presence of fingers on the hands and feet. But these parts of the body necessary for grasping objects and hold the balance, has emerged in animals gradually, in the cour...
Found the remains of the first animal lost body parts in the course of evolution
the Distant ancestors of today's animals possessed amazing features. For example, the ancient snake different from today's reptiles that they could use them to walk. However, the world is constantly changing and many animals event...
Evolution proves that we are alone in the Universe
Can the intellect be the result of natural selection, or it came with impossible odds, forever changed the course of history? Perhaps the answer to this difficult question could answer the mystery about the possibility of the exis...
Fossils from one of the oldest weeds, the age of more than one billion years
the Days when scientists used weak by today's standards the computers are long gone. Today at the disposal of researchers there are powerful computers, microscopes and other modern equipment, so there is nothing surprising in the ...
Paleontologists have found fossils of ancient arachnid creatures
Scientists found an ancestor of modern Scorpions every year Paleontologists find under the ground thousands of remains of ancient animals. As ancient bones are very many, scientists simply do not have time for careful study and fo...
Is it possible to teach a wolf to carry the team?
Contrary to stereotypes, some wolves are quite well exposed to training Dogs are among the most intelligent animals on our planet. They are so intelligent that their owners wish to teach them to perform commands such as "sit", "do...
Always if the temperature of the human body were the same?
Normal average body temperature is considered to range from 35.5 to 37 degrees Celsius Almost two centuries ago, the experts were able to calculate the normal human body temperature, which was about 37 degrees Celsius. For many ye...
Caring for loved ones can prove to be an evolutionary inherent meaning of life
Probably, the care of relatives is the main evolutionary purpose inherent in life. According to a new study published in the journal of such purpose in life as taking care of loved ones can contribute to the detection . A number o...