Linked Questions

32 votes
7 answers

Is evolution a fact? [closed]

Richard Dawkins in one of his videos says that Evolution is a fact and not just a theory. He goes on to say that man and chimpanzees both evolve from apes. Is this correct (Is evolution a fact and ...
Farhan stands with Palestine's user avatar
91 votes
6 answers

How could humans have interbred with Neanderthals if we're a different species?

To be clear, I'm not doubting that Homo sapiens and Homo neanderthalensis did interbreed: of that much I'm convinced. Within the past few years I've seen an upcropping of pop-sci articles discussing ...
Dave Kennedy's user avatar
  • 1,013
63 votes
4 answers

Why don't mammals have more than 4 limbs?

Arthropods have 6 or more limbs and arthropods with 6 limbs appear to move faster than arthropods with 8 limbs so I wonder whether this might have something to do with fast and efficient locomotion. ...
Aidan Rocke's user avatar
30 votes
7 answers

Human evolution: Where *exactly* did the first human come from, whose parents were not?

Layman here. So I have never really quite understood this facet of human evolution, (or any other for that matter), in that, I understand the evolutionary process, but I get lost on the 'border' cases....
Spacey's user avatar
  • 583
35 votes
2 answers

Who are humans' closest relatives, after primates?

This question here addresses the controversy of whether humans are more closely related to bonobos or chimps. My question is - which group of animals are are closest relatives, beyond primates? Or ...
dwjohnston's user avatar
19 votes
4 answers

Are red blood cells prokaryotic?

After searching "do antibiotics impact the immune system" I found out that antibiotics target prokaryotic cells. It all made a lot of sense thinking about all those yogurt recommendations you get ...
James Well's user avatar
22 votes
2 answers

If dinosaurs could have feathers, would they still be reptiles?

I just finished watching a video where it was mentioned that nowadays birds are dinosaurs and non-avians dinosaurs could have feathers. I confirmed this from wikipedia: Birds are highly advanced ...
Armfoot's user avatar
  • 343
-2 votes
3 answers

Did cats evolve from monkeys ? or vice versa?

Did cats evolve from monkeys? or vice versa? How similar are the genes of cats and monkeys? What is the proof that they are related or that they are not related? Most monkeys climb in trees and ...
mick's user avatar
  • 153
4 votes
1 answer

Can prawns be classified as fish, or is their position ambiguous?

Today a zoologist told me that prawns and fish are very similar, but zoologists/taxonomists have put them in different categories because their distinction is unclear (like hydrogen in the periodic ...
Rick's user avatar
  • 143
5 votes
1 answer

Birds and Dinosaurs

This came up in an argument with some friends. I know that birds are direct descendants of dinosaurs, shown pretty clearly through the fossil record. However, is it proper to say that birds are ...
zergsomg's user avatar
0 votes
1 answer

Evolution of the (phenotypic) facial features of the indigenous people of (west/central) Africa

I am not even remotely an expert in this field; I just got curious, so help me. First of all, let us remove all human sentimental attributes from this question (such as connotations of scientific ...
Nanashi No Gombe's user avatar
-1 votes
2 answers

Did we evolve from Africans?

I learned about The Theory Of Evolution in middle school and our teachress told us that we evolved from African People. Is that true? How?
Hierarchist's user avatar
1 vote
3 answers

Did we evolve from monkeys?

Since I was young, I always understood that evolution taught that we descended from monkeys (or apes, not too sure a distinction was ever made). However, someone recently told me that this isn't ...
Gertrude Gringle's user avatar
1 vote
1 answer

How is DNA testing used to differentiate between different species?

How is DNA testing used to determine that specimens belong to different species, rather than being subspecies, or members of the same species? Usually the definition of species is about the ability to ...
JamesDuff's user avatar
  • 123
-5 votes
1 answer

How has the theory of evolution changed over time?

I learned at school and in the documentaries like everybody that (to summarize) molluscs evolved into fishes then reptiles then mammals then humans. Does the theory still make the same claim ? or ...
WaterBearer's user avatar

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