The fossilised remains of fish which swam the oceans 350 million-years-ago are providing new insight into human evolution and the origins of tails. Scientists believe analysis of the developing, fish ...
Some hold with the theory that the development of an embryo shows the stages of evolution. In other words, what first develops is fishlike, and then like a small mammal, and then like a lemur or ape, ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Humans have many ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results