To explain the remarkable diversity of life histories among species we must understand how evolution shapes organisms to optimize their reproductive success. The principal aim of life history ...

Insights Into South African Population History from 10,000-Year-Old ... millions of years ago devastated marine life and altered the course of evolution on Earth, according to a new study.

Let us consider the origin of life. Darwin’s theory of evolution is the starting point for thinking about the origin of life.

Microorganisms—bacteria, viruses and other tiny life forms—may drive biological variation in visible life as much, if not ...

The Oxford Encyclopedia of Evolution by Mark Pagel, ed. New York: Oxford University Press, 2002. The Book of Life: An Illustrated History of the Evolution of Life on Earth by Stephen Jay Gould ...

If confirmed, the discovery could shed more light on the origin and evolution of life on Earth. The find is considered valuable for two reasons. First is the time period. The oldest living ...

"The Grand Canyon is an epic Rosetta Stone for geology," Denver Museum of Nature and Science geologist James Hagadorn said.

This is the most explicit and concise description and definition of natural selection in On the Origin of Species ... the great and complex battle of life...” – unlike his predecessors ...

Contemplating the origins of life fascinates both scientists ... Perhaps viruses existed before, and led to the evolution of, cellular life. Continuing studies may provide us with clearer answers.

According to scientists from the University of Geneva, this organism can form multicellular structures resembling early ...

Darwin’s most well-known work, On the Origin of Species, was published in November 1859. In the book, Darwin set out his theory of evolution, based on his years of research and what he had seen ...

Scientists have uncovered new insights into the protoribosome, a molecular fossil within the ribosome, which plays a key role ...