This post is dedicated to some important terms which we come across quite often while studying any article or chapter related to evolution
What is phylogeny?
The term phylogeny refers to the evolution or historical development of a plant or animal species, or even a human tribe or similar group. (or) Phylogeny represents the historical pattern of relationships among organisms which has resulted from the actions of many different evolutionary processes.
What is a phylogenetic tree?
A phylogenetic tree is a graphical representation of the evolutionary relationship between taxonomic groups.
(or) Cladograms or phylogenetic trees …

Happy Birthday Charles Darwin !!!! It was on this day ,200 years ago Charles Darwin was born in Shrewsbury , considered by many as the most influential scientist of all time. Charles Darwin proposed his theory of evolution by natural selection in his famous book On the Origin of Species, which completely changed our perception towards planet Earth and our place inside it.This book of charles Darwin was mainly based on his famous ship journey. Darwin was an exceptional thinker and was way ahead of his time, that could be …

Darwin -The genius of evolution is the channel dedicated by BBC to celebrate this special year of evolution.As everyone knows this year most of us are celebrating Charles Darwin’s scientific ideas and their impact around his two hundredth birthday on 12 February 2009. Ever since the first publication of his magnum opus “on the Origin of species ” in 1859 where he explained his remarkable theory of evolution by Natural selection, which even 150 years of publication still inspiring many scientists to understand completely how life originated and evolved …

As we have already seen special tributes paid to Charles Darwin,by top journals through “15 evolutionary gems”(Nature Journal) and “Darwin’s Gift”(Lancet Journal) and now New Scientist also makes its TOP TEN EVOLUTION articles available freely for its readers.Its heartening to see the effort put in by various people to celebrate Darwin’s 200th Birthday and spreading more awareness in general public about Theory of Natural selection for Evolution. (229)

It will be all Charles Darwin this year,as it happens to his 200th Birth anniversary and “Origin of species” completes 150 years. Recently Nature Journal came out with “15 Evolutionary gems” as a tribute to Charles Darwin’s theory of Natural selection for Evolution and Lancet another leading journal also paid tribute to great Charles Darwin by releasing a special issue on Evolution called “Darwin’s Gifts”,to commemorate the two specials events in evolution this year. (119)

Year 2009 holds a special place in the field of Evolution as it celebrates 200 years of Charles Darwin’s Birth(12 February 2009) and 150 years of Publication of one of the greatest books “Origin of species”(24 November 2009).To celebrate these events and to create more awareness among the general public by providing evidence for evolution by natural selection,the editors of Nature(Henry Gee, Rory Howlett and Philip Campbell) came out with a compilation of some great examples of evolution.These enlightening examples were part of Nature’s issue during the last decade,which displays …

Natural selection proposed by Charles Darwin’s was challenged by many in the past and things in the future also might not change.I don’t think we need any more evidence for Natural selection, as we have already huge data confirming its role in evolution.>
This week’s Science contains a paper by Brusatt et al. (2008) discussing the evolution of dinosaurs. They found no evidence that the dinosaurs were evolving more quickly or were becoming better adapted when compared to other vertebrates of that time and the reason for them surviving the test …