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Evolution news

Hawaiian fruit flies had multiple ancestors

A team from Hokkaido University and Ehime University has discovered that Hawaiian drosophilids (fruit flies) had plural ancestors that hailed from continents, refuting the "single Hawaiian origin" hypothesis.

dateAug 19, 2016 in Evolution
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Snake eyes: New insights into visual adaptations

Snakes have adapted their vision to hunt their prey day or night. For example, snakes that need good eyesight to hunt during the day have eye lenses that act as sunglasses, filtering out ultraviolet light and sharpening their ...

dateAug 16, 2016 in Evolution
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Humans pack an efficient bite, but at a cost

New work by an international team of researchers shows that the cranium of modern Homo sapiens is poorly-suited to produce large biting forces due to an important limitation involving the jaw joint. The findings are consistent ...

dateAug 08, 2016 in Evolution
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Speedy the tortoise and altering the genetic code

Last week my sister sent me a great article from Buzzfeed on "a reptile dysfunction". It's about stupid people who buy cute little baby tortoises that, after a few sweet months, enter a growth spurt and rapidly begin to assume ...

dateAug 05, 2016 in Evolution
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Smiling baby monkeys and the roots of laughter

When human and chimp infants are dozing, they sometimes show facial movements that resemble smiles. These facial expressions—called spontaneous smiles—are considered the evolutionary origin of real smiles and laughter.

dateAug 04, 2016 in Evolution
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Birds of a fibula

Over the last 20 years, there has grown insurmountable evidence that birds are the direct modern descendants of dinosaurs. Eagles are dinosaurs. Pigeons are dinosaurs, annoyingly. Even penguins are weird, swimming dinosaurs.

dateAug 03, 2016 in Evolution
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What does your poop say about your evolution?

What does the bacteria in animal guts have to do with ecology? It turns out quite a bit more than you might expect. What does your poop say about your evolution? Is the microbiome the next big thing in ecology?

dateAug 01, 2016 in Evolution
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The role of species competition in biodiversity

(Phys.org)—Over long spans, biodiversity is a fluid and shifting balance of species and influences. Species diversification occurs in response to a host of complex factors, both biotic and abiotic, and understanding them ...

Quality, quantity, and freshness in the reproductive game

(Phys.org)—Many intuitions drawn from our machine world do not smoothly extended to the biological. Whereas the screws or other fasteners used in an automobile typically tend to loosen over time with use, the hardware found ...

Economist suggests humans are still evolving

(Phys.org)—Harvard economist Jonathan Beauchamp has conducted a study of lifetime reproductive success (rLRS) of a small segment of the U.S. population and has concluded that there is evidence that humans are still evolving. ...

Research shows evolution in real time

In ongoing research to record the interaction of environment and evolution, a team led by University of California, Riverside biologist David Reznick has found new information illustrating the evolution of a population of ...

Force triggers gene expression by stretching chromatin
The sound of a healthy reef
Electrons at the speed limit
A new study looks for the cortical conscious network
3-D printed structures that 'remember' their shapes
NASA's Juno to soar closest to Jupiter this Saturday
Apple issues update after cyber weapon captured

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