Evolution is the basis of much of modern science and medicine. An understanding of evolution is important to understand life itself.

Dec 26, 2009 - Elizabeth Humphreys

Codivergence occurs when two or more different but closely associated species evolve together. Parasites and their hosts often codiverge.

Jul 2, 2010 - Rosemary Drisdelle

The molecular world is dominated by random events. Molecules collide and the reactions that occur are based on the random orientation of the molecules at impact.

Apr 26, 2009 - Art Ayers

Despite scientists' certainty that evolution occurs, a large percentage of the population still harbors misconceptions about the theory.

Feb 13, 2009 - Jenny Ashford

This planet teems with an amazing diversity of living species. How do mutations help drive the process of evolution to produce such multitudes?

Jun 12, 2009 - Dennis Holley

Lamarck was the first to set a coherent theory about the origin of species. His claim that adaptation is active was recently reinforced.

Sep 5, 2009 - Asaf Peer

This planet teems with an amazing diversity of living species. How does genetic drift help drive the process of evolution to produce such a riotous multitude of life?

Jun 13, 2009 - Dennis Holley

The Earth is populated by millions of species, and this is the result of countless chance events.

Apr 12, 2009 - Robert Harrand

Ancient armoured fish fossils from Australia present some of the first definite fossil evidence of a forerunner to the human eye.

Jan 7, 2008 - Sue Cartledge

Zombie movies have experienced a transformation of theme as they reflect generationally shifting audiences.

Jul 7, 2010 - Anna Smith

Influenza vaccine development is based on surveillance data which identifies active strains and predicts their spread...but flu viruses are unpredictable.

Nov 29, 2010 - Stephen Allen Christensen

With so many of us now surviving on this planet, what constitutes a more complex and better human? What kind of advantage do these people have?

Mar 2, 2010 - Chantal Moore

The sole characteristic that ultimately distinguishes living from non-living matter is classical Darwinian evolution. Life is simply matter that evolves.

Aug 19, 2010 - Don Kaiser

Camouflage is biological and as old as the relationship between predator and prey. Animals, birds, reptiles and man all rely on camouflage for protection.

Mar 14, 2009 - Laurie Lee Dovey

Writing poetry is a process that evolves over time as the writer matches tools of imagery and figurative language to experience and philosophy of life.

Dec 30, 2011 - Susan O'Connor

A historic time line of scientists and philosophers investigating the theory of evolution. Evidence and application of evolution today.

Feb 14, 2011 - Kristin Dorman

A key problem to Darwin's theory of evolution was the existence of altruism. Early scholars sought to understand how selfless helping could have evolved.

Nov 14, 2009 - Andy Luttrell

There are three major clades of dinosaurs - the Ornithischia, Sauropodomorpha, and the Theropoda.

Mar 12, 2011 - Chris Law

Convergent evolution is the process through which unrelated lineages develop similar traits. The wings of birds and bats are a textbook example.

Jan 23, 2010 - Jayne Wilkins