Some of nature's mysteries have kept scientists busy for decades—for example, the processes that drive evolution. The question of whether certain differences between and within species are caused by natural selection or ...
Evolution
Oct 9, 2023
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160
Charles Darwin's theory on evolution still holds true despite lower mortality and fertility rates in the modern world, according to new research by the University of Sheffield.
Evolution
Feb 5, 2015
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Sometimes referred to as nature's calendar, phenology looks at the seasonal life cycle of plants and animals and is one of the leading indicators of climate change. It's the observance of natural occurrences like the first ...
Earth Sciences
Jun 3, 2019
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121
(PhysOrg.com) -- The unexpected discovery of a new type of genetic variation suggests that natural selection - the force that drives evolution - is both more powerful and more complex than scientists have thought.
Evolution
Feb 17, 2010
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In a vivid illustration of natural selection at work, scientists at Harvard University have found that deer mice living in Nebraska's Sand Hills quickly evolved lighter coloration after glaciers deposited sand dunes atop ...
Evolution
Aug 27, 2009
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In a study analyzing the genomes of 210,000 people in the United States and Britain, researchers at Columbia University find that the genetic variants linked to Alzheimer's disease and heavy smoking are less frequent in people ...
Evolution
Sep 5, 2017
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132
In 1859, when Charles Darwin first articulated the theory of evolution, he speculated that a process of natural selection led species to adapt to their environments over time. He believed traits that helped an organism survive ...
Evolution
Aug 3, 2018
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A University of Rhode Island biologist who released lizards on tiny uninhabited islands in the Bahamas has shed light on the interaction between evolutionary processes that are seldom observed.
Plants & Animals
Feb 2, 2012
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A new model exploring how evolutionary dynamics work in natural selection has found that phenotypic diversity, or an organism's observable traits, co-evolves with contingent cooperation when organisms with like traits work ...
Evolution
Feb 3, 2017
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Scientists of the Biology Centre, Czech Academy of Sciences, in collaboration with University of Liverpool have found the genetic mechanism that determines whether individuals of the butterfly species Bicyclus anynana become ...
Plants & Animals
May 3, 2024
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301
