Evolution is the process of change in all forms of life over generations, and evolutionary biology is the study of how evolution occurs. The biodiversity of life evolves by means of mutations, genetic drift and natural selection.

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Are wisdom teeth disappearing?

I was sent an article (am a bit of a future evolution fan), entitled 5 Signs Humans Are Still Evolving, from a website called "MentalFloss" - and as it is not peer-reviewed, I am a bit dubious of its ...
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216 views

Are humans the only species to have permanently enlarged breast?

According to this didyouknowblog (http://didyouknowblog.com/) humans are the only species to have permanently enlarged breast. It quotes an article from the Guardinan ...
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129 views

Did the appendix evolve independently in marsupial and placental mammals?

According to this, the "evolutionists" believe the appendix to have evolved twice, independently. Incidentally, the appendix seems to pose other challenges for evolutionary arguments. As it is ...
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319 views

Is humanity becoming more genetically homogenous?

According to Wikipedia: The race of the future is a theoretical composite race which will result from ongoing racial admixture. That article presents two contradictory views regarding whether ...
4
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1answer
409 views

Does the time for evolution make sense? [closed]

It is claimed that there has been sufficient time for life to evolve on Earth from a Last Universal Ancestor into its present state, based on the current theory of natural selection. Is this true? ...
4
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1answer
420 views

Does speciation occur?

I am not questioning the theory of comment descent, but I am skeptical about the evolutionary mechanisms proposed for speciation. Have we ever observed in detail how speciation occurs? We can take ...
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1answer
323 views

Did the Lenski experiments result in additional genetic information?

In the debate between Bill Nye and Ken Ham on Feburary 4, 2014, Ham claimed the Richard Lenski experiments added no new genetic data. He went on to show a clip from Dr. Andrew J. Fabiach, a ...
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410 views

Are the origins of Rh- blood unexplained by science?

Researcher Daniel Wilks claims: Blood type O is a universal blood type. Blood types are further broken down into two groups, negative and positive. This is called the RH factor. The RH factor is ...
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289 views

Are there no identical human bones found in any pre human fossil records?

From 15.00 minutes onwards in this video titled 'Everything you know is wrong' Lloyd Pye claims that there are no identical (or very close) bones found in any pre human fossil records and that there ...
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327 views

Did human speech suddenly develop out of nowhere?

Did human speech suddenly develop out of nowhere as claimed in this video? Is it true that our evolutionary ancestors had none of these speech attributes?
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1answer
642 views

Was there a last common ancestral species between humans and chimpanzees?

Wikipedia: Human Evolution states that humans and chimpanzees are related in an evolutionary sense. The caption to this picture from Wikipedia says The hominoids are descendants of a common ...
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1answer
187 views

Can phobias be genetic, but created in one generation and not by natural selection?

I have seen this article floating around http://www.telegraph.co.uk/science/science-news/10486479/Phobias-may-be-memories-passed-down-in-genes-from-ancestors.html Pretty much they state that if a ...
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0answers
102 views

Is homosexuality primarily genetic? [duplicate]

It seems to me that, evolutionarily speaking, the fitness of a purely homosexual animal or human is much lower than that of a heterosexual one, and therefore would be strongly selected against. Thus I ...
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615 views

Does natural selection have less impact on modern humans?

This question is motivated by two other questions that hinged on this one but did not explicitly ask the question. Is intelligence declining due to the lack of selection pressure? Is human evolution ...
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1answer
436 views

Did/do women select for protectiveness in their mates?

This claim is made by Smuts and Gubernick: An additional mechanism shaping female preference for stronger mates could have been the increased survival benefits conveyed to offspring. Smuts and ...
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2answers
226 views

Probabilistic approach to the validity of evolution [closed]

Has anyone has analyzed the validity of evolution through the lense of probability? What I mean is, for each "trait" that has evolved in humans, choose some probability for the genetic mutation that ...
12
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1answer
784 views

Do peer-reviewed scientific journals reject articles that propose intelligent design, regardless of merit, as a means to control the literature?

Members of the intelligent design (ID) movement, when responding to arguments that journal articles don't support ID, claim that peer-reviewed scientific journals typically reject articles critical of ...
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630 views

How much traces lasting a million years would human civilization leave after perishing?

While there is a nice webcomic with a similar theme, I'm talking about a hopefully more reliable claim: The Science of Discworld alternates between chapters written by fantasy author Terry Pratchett ...
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1answer
294 views

Oxygen buildup in the atmosphere

It is commonly believed (or based on few evidences) that atmospheric oxygen built up because of extensive photosynthesis. I am skeptical about this theory that biotic factors are solely responsible ...
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3answers
2k views

Does the Catholic church accept evolution?

In his 2007 video 1st Foundational Falsehood of Creationism the YouTuber AronRa claims [Catholicism and Orthodoxy] have stated support of evolution and denounced creationism. Pope Benedict ...
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1answer
3k views

Is T. rex more similar to sparrows than stegosaurus?

From XKCD: XKCD comic 1211 claims that the anatomy of sparrows and T. rex are more similar than those of T. rex and stegosaurus. While it looks like neither T. rex nor sparrows would be any good at ...
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1answer
432 views

Is there a disparity between the number of US schools teaching creationism and the population's desire?

Concerning Evolution and Creation being taught in public schools, is there a disparity between the majority opinion and the extent that each is taught? This web site says: Fifty studies were ...
9
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1answer
399 views

Is cancer a trade off to enable faster evolution?

In an interview on pop-sci magazine "The Scientist", Dr. Robert Austin from Princeton is asserting that: It’s a tradeoff, he says, for the rapid evolution our species has leveraged to become the ...
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1k views

Is Tehran suffering from a plague of mutant cat-sized rats?

Today, the local newspaper breathlessly reported on an unusual development in Tehran: TEHRAN has deployed snipers to fight an invasion of hyper-evolved "mutant rats", which officials say grew ...
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523 views

Do (some) Louisiana schools teach the Loch Ness Monster as evidence for creationism?

A came across this article on addictinginfo.org. It quotes from this article in the Scotland Herald, describing Accelerated Christian Education in Louisiana. I quote: One ACE textbook – Biology ...
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4answers
1k views

Does homosexuality preserve the species?

From The Huffington Post: For even without a causal link established between homosexuality and population management, the obvious reduction in population growth attributable to homosexuality by ...
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1answer
1k views

Are most people right handed, because they had to protect their heart?

In this thesis, the following explanation was given for why the majority of people are right handed: Primitive hunters needed to protect their most vital organ of the body (the heart), so their ...
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39 views

Is the rate of Human Evolution Slowing down? [duplicate]

Possible Duplicate: Is human evolution slowing down? I know that this question already exists and have read through. Is human evolution slowing down? Mutations have to happen agreed, but ...
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1answer
917 views

Is intelligence declining due to the lack of selection pressure?

I have read lately that human intelligence has already peaked and that it will slowly decline over time because humans are no longer naturally selected for intelligence (Darwin award winners aside). ...
12
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1answer
9k views

Are women more sensitive to high-pitched noises than men?

On Season 1, Episode 2 of The Big Bang Theory, characters Sheldon and Leonard are sneaking around in Penny's room. In order not to wake her, Sheldon warns Leonard to be careful to make pitched noises. ...
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1answer
400 views

Evidence for early Earth's atmosphere

What best evidences there are that demonstrate what Earth was like in its early years? According to this video Earth started out with no oxygen in its atmosphere. And according to this link the ...
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2k views

Is the theory of evolution disproved by bats?

For some species, the Darwin's theory of evolution makes perfect sense to me. I can easily imagine how, for example, the giraffe has evolved to its current appearance: the natural selection was ...
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521 views

Are Genetic Algorithms evidence to support evolution? [closed]

As a software developer, Genetic Algorithms helped me understand evolution. I stumbled across this page written by creationists, that claims they do not support evolution because the cross over ...
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4answers
1k views

Is physical beauty correlated with health?

There is a widespread claim that we use beauty in the selection of a partner as a proxy to their overall health. The idea is that this is an evolutionary adaptation. Are there any studies to confirm ...
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85 views

Did humans used to be a lot smaller on average? [duplicate]

Possible Duplicate: Were people shorter in the middle ages? When talking about human evolution, I've heard several people comment that humans used to be a lot smaller, and that we can tell ...
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0answers
155 views

Is there legitimate scientific debate about evolution? [duplicate]

Possible Duplicates: Demonstrable and repeatable examples of evolution Does "The Fossil Record" evidence sufficiently support evolution? Have we observed evolution through natural selection ...
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5answers
679 views

Has natural occuring genetic insertion ever been observed in direct offspring of some organism?

Maybe this is somewhat of an ignorant question of me, and in all honesty I haven't tried very hard to find what I'm looking for1, but I keep hearing the argument that "information" can never be added ...
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2answers
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Is Lamarckian evolution still considered credible?

I had thought that Lamarckian evolution had been essentially dismissed in favour of Darwinian evolution. Lamarckian evolution as I understand it is essentially the idea that the traits an organism ...
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2answers
535 views

Does evolutionary psychology predict that humans will be more altruistic to those who are similar?

I read that in "The Red Queen" by Matt Ridley. Racism and xenophobes are samples of these behavior. Is this true? And if it's true, how does that work? For example. Evolutionary psychology predict ...
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1answer
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Do bacteria become immune to antibiotics if you don't complete your course of them?

Every time a doctor gives you antibiotics, they ask you to finish all of them, even if you might feel fine after taking only part of the package. Most searches on Google says that if I don't finish ...
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1answer
889 views

Did Lucretius write about evolution and natural selection?

Robert Krulwich of NPR claims that Professor Stephen Greenblatt claims that Lucretius (around 99-55BC) said: ... moving randomly through space, like dust motes in a sunbeam, colliding, hooking ...
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Are apes our ancestors?

I've heard that apes are our ancestors (ranging from chimpanzee to bonobo to gorilla). Is this true? Can we live side-by-side with our ancestors? I always thought we used to have a common ancestor ...
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Have any transitional fossils (missing links) been found?

When animals evolve, they go into transitional states, when they were still in the process of evolving and haven't reached its complete change. There are bound to be organisms in the transitional ...
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Do prions qualify as living and, if so, do they argue for a second origin of life?

Not sure if there's a better Stack Exchange for this, but How could Darwin be sure all life has a common origin triggered this question. As I understand it, prions are pretty much protein-based ...
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How could Darwin be sure all life has a common origin

I don't recall exactly the words he used, but to the best of my recollection Darwin was quite certain that all living things share a common ancestor. First of all, is this correct? Second, and more ...
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3answers
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Why do cats and dogs fight?

From our daily experience we know that most of the time cats and dogs are involved in fights rather than in expressions of affection. Is there an evolutionary basis(justification) for this? Why would ...
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5k views

Does the theory of evolution contradict the second law of thermodynamics?

I was reading about the Law of Thermodynamics, and the Second Law of Thermodynamics really interested me because the Law apparently stated that in any isolated system, the entropy of that system will ...
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3answers
2k views

Is human evolution slowing down?

It has been said that the human race has basically hit a point where any further evolution is essentially unnecessary: protection from most harmful diseases is provided by medicine, we have very few ...
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560 views

Have we observed evolution through natural selection in areas of high child/youth mortality?

It has been suggested to me that human evolution has slowed or halted because natural selection no longer "weeds out the weak" before they get a chance to reproduce. However, there are still places ...
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Does DNA add credibility to the theory of evolution?

I have yet to make up my mind regarding the theory of evolution. Whilst doing some reading on dnafish I read that DNA itself provides evidence for the theory of evolution: Yeast, trees, flowers, ...