A link between evolution over short time frames (microevolution) and long time frames (macroevolution) that could open new approaches to understanding some of biology's deepest questions is proposed by Dr. Owen Gilbert of ...
Evolution
Dec 8, 2020
7
601
Everywhere we look in the natural world, there's evidence of natural selection: the resin armor of a lodgepole pine cone evolved to defend against seed-hungry birds and squirrels; the long neck of a giraffe was evolutionarily ...
Plants & Animals
Dec 3, 2020
1
188
Many birds are able to change their egg-laying date to cope with variable conditions, new research shows.
Plants & Animals
Dec 1, 2020
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56
They may have been around for hundreds of millions of years—long before trees—but today sharks and rays are are among the most threatened animals in the world, largely because of overfishing and habitat loss.
Ecology
Nov 27, 2020
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4
Evolutionary theory has long held that natural selection largely operates at the level of individuals. Findings from Northern Arizona University researchers, recently published in the Annual Review of Ecology, Evolution, ...
Ecology
Nov 20, 2020
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17
Darwin's theory of evolution should be expanded to include consideration of a DNA stability "energy code"—so-called "molecular Darwinism"—to further account for the long-term survival of species' characteristics on Earth, ...
Biotechnology
Nov 16, 2020
9
641
Cells can evolve specialized functions under a much broader range of conditions than previously thought, according to a study published today in eLife.
Evolution
Nov 3, 2020
6
307
Butterflies have long captured our attention due to their amazing color diversity. But why are they so colorful? A new publication led by researchers from Sweden and Germany suggests that female influence butterfly color ...
Evolution
Oct 27, 2020
2
637
The dominant thinking in evolution focuses on inheritance between parent and offspring – or 'vertical gene transfer (VGT)'.
Evolution
Oct 14, 2020
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2941
Drought is endemic to the American West along with heatwaves and intense wildfires. But scientists are only beginning to understand how the effects of multiple droughts can compound to affect forests differently than a single ...
Earth Sciences
Oct 13, 2020
0
90
