News tagged with evolutionary change
Molecular Decay of Enamel-Specific Gene in Toothless Mammals Supports Theory of Evolution
Sep 04, 2009 |
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(PhysOrg.com) -- Biologists at the University of California, Riverside report new evidence for evolutionary change recorded in both the fossil record and the genomes (or genetic blueprints) of living organisms, ...
Scientists identify gene that makes water striders glide across water
Aug 13, 2009 |
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(PhysOrg.com) -- Water striders, the familiar semi-aquatic bugs gliding across the lake at the cottage, have a novel body form that allows them to walk on water. This was not always the case. Achieving the ...
Study of flower color shows evolution in action
Jun 29, 2009 |
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Scientists at UC Santa Barbara have zeroed in on the genes responsible for changing flower color, an area of research that began with Gregor Mendel's studies of the garden pea in the 1850's.
Why can we talk? 'Humanized' mice speak volumes
May 28, 2009 |
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Mice carrying a "humanized version" of a gene believed to influence speech and language may not actually talk, but they nonetheless do have a lot to say about our evolutionary past, according to a report in the May 29th issue ...
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Evolution, ecosystems may buffer some species against climate change
Mar 05, 2009 |
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(Physorg.com) -- Although ecologists expect many species will be harmed by climate change, some species could be buffered by their potential to evolve or by changes in their surrounding ecosystems.
What are the Chances? Probability Solves an Evolutionary Puzzle
Jan 30, 2009 |
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The origin of species may be almost as random as a throw of the dice. Iosif Pinelis, a professor of mathematical sciences at Michigan Technological University, has worked out a mathematical solution to a biological puzzle: ...
Nowhere to hide: Some species are unable to adapt to climate change due to their genes
Sep 03, 2009 |
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Species living in restricted environments such as the tropics may lack adequate variation in their genes and be unable to adapt to climate change, according to a new study.
Rapid burst of flowering plants set stage for other species
Other Sciences / Archaeology & Fossils
Feb 09, 2009 |
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A new University of Florida study based on DNA analysis from living flowering plants shows that the ancestors of most modern trees diversified extremely rapidly 90 million years ago, ultimately leading to the formation of ...
Color differences within and between species have common genetic origin
Oct 22, 2009 |
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(PhysOrg.com) -- Spend a little time people-watching at the beach and you're bound to notice differences in the amount, thickness and color of people's body hair. Then head to the zoo and compare people to chimps, our closest ...
Method for computing evolutionary trees could revolutionize evolutionary biology
Jun 18, 2009 |
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Detailed, accurate evolutionary trees that reveal the relatedness of living things can now be determined much faster and for thousands of species with a computing method developed by computer scientists and a biologist at ...
Einstein scientist's finding highlighted as 1 of 15 'evolutionary gems' by Nature
Biology /
Jan 12, 2009 |
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A study on genetic variation led by a scientist at Albert Einstein College of Medicine of Yeshiva University was selected by Nature as one of 15 "evolutionary gems" of the past decade. The 15 studies were selected by Nature ...
Woody plants adapted to past climate change more slowly than herbs
Sep 23, 2009 |
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Can we predict which species will be most vulnerable to climate change by studying how they responded in the past? A new study of flowering plants provides a clue. An analysis of more than 5000 plant species ...
Why Don’t More Animals Change Their Sex
Biology /
Feb 02, 2009 |
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(PhysOrg.com) -- Most animals, like humans, have separate sexes — they are born, live out their lives and reproduce as one sex or the other. However, some animals live as one sex in part of their lifetime and then switch ...
Shape-shifting coral evade identification
Biology /
Feb 24, 2009 |
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The evolutionary tendency of corals to alter their skeletal structure makes it difficult to assign them to different species. Researchers writing in the open access journal BMC Evolutionary Biology have used genetic marker ...
List of search results for evolutionary change
