Evolution shapes new rules for ant behavior
Last update Evolution shapes new rules for ant behavior, May 15, 2013
Evolution news
Untangling the tree of life
From ocean to land: The fishy origins of our hips
Productivity increases with species diversity: 150 years later, research proves Darwin prediction
Researchers find correlation between face shape and procreation rates and rank in male soldiers
Cannibal tadpoles key to understanding digestive evolution
3D simulation shows how form of complex organs evolves by natural selection
11.9 million-year-old fossil of great ape sheds light on evolution
Study reveals consequences of a lifetime of sexual competition
Cheating favors extinction
Biologists propose new research roadmap for connecting genes to ecology
Computer scientists suggest new spin on origins of evolvability
New research constructs ant family tree
New book explores relentless evolution in a constantly changing world
Study proposes alternative way to explain life's complexity
Not as evolved as we think: Adaptation neither stops nor makes value judgments, author says
The evolutionary consequences of infidelity: Can extra-pair relationships give rise to sexual dimorphism?
Which came first the head or the brain?
Organisation trumps size in primate brain evolution
Please Don't Eat the Daisies: The macroevolution of alternate plant defense strategies
Long-term evolution is 'surprisingly predictable,' experiment shows
Researchers show gene controlling coat color in mice mutated nine times, results shed new light on how evolution works
Genetic study of house dust mites demonstrates reversible evolution
The way we weren't: U of Minnesota biologist debunks myth that humans peaked in Paleolithic era
New study provides insights into plant evolution
Quantum dot LED approaches theoretical maximum efficiency
May 14, 2013
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Errors on Viking sun compass hint at alternative purpose
Apr 30, 2013
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Evolution and the ice age: Tracing the effects of climate change on prehistoric and future environments
Dr John Stewart has made important contributions to a growing body of work that shows how the evolution of ecosystems has to be taken into account when speculating between different geological eras. Go back ...
'Stressed' bacteria become resistant to antibiotics
Bacteria become resistant to antibiotics when stressed, finds research published in BioMed Central's open access journal BMC Evolutionary Biology. In particular E. coli grown at high temperatures become resistant to rifampicin ...
How predictable is evolution?
Understanding how and why diversification occurs is important for understanding why there are so many species on Earth. In a new study published on 19 February in the open access journal PLOS Biology, researchers show that s ...
New species appear to arise from sudden changes
(Phys.org)—Folmer Bokma, researcher at Umeå University, explains that living species have a limited ability to adapt to the environment. His results suggest that species do not change gradually, as the modern evolutionary ...
Evolution helped turn hairless skin into a canvas for self-expression
(Phys.org)—Hairless skin first evolved in humans as a way to keep cool—and then turned into a canvas to help them look cool, according to a Penn State anthropologist.
China 'will not accept' carbon tax on EU flights: report
China will not pay for CO2 emissions by its airlines on flights within Europe, a top civil aviation official reportedly said after the European Commission warned eight Chinese firms face fines for nonpayment.
Alzheimer's leaves bilingual victims stranded in Canada
The devastating effect of Alzheimer's disease on bilingual people has been thrown into focus in Canada, where the sudden loss of a second language can leave sufferers feeling like strangers in their own country.
Honeybees trained in Croatia to find land mines
(AP)—Mirjana Filipovic is still haunted by the land mine blast that killed her boyfriend and blew off her left leg while on a fishing trip nearly a decade ago. It happened in a field that was supposedly ...
Mice, gerbils perish in Russia space flight
A number of mice and eight gerbils sent into space in a Russian capsule destined to find out how well organisms can withstand extended flights perished during their journey, scientists said Sunday as the ...
German energy shift faces headwinds
Tense engineers have their eyes peeled on complex colour-coded diagrams on a wall-sized screen that makes their control room look like the inside of a spaceship.
Internet in 'coma' as Iran election looms
Iran is tightening control of the Internet ahead of next month's presidential election, mindful of violent street protests that social networkers inspired last time around over claims of fraud, users and ...
'Gap' for HIV vaccine efforts after latest setback
The hunt for an HIV vaccine has gobbled up $8 billion in the past decade, and the failure of the most recent efficacy trial has delivered yet another setback to 26 years of efforts.
China police billions spell profit opportunity
Mannequins in riot gear, armoured cars and drones line a police equipment and "anti-terrorism technology" trade fair in Beijing as vendors seek to profit from China's huge internal security budget.
Hong Kong launches first electric taxis
Hong Kong saw its first electric taxis hit the streets on Saturday in a step towards reducing the city's high levels of roadside pollution.
Consuming coffee linked to lower risk of detrimental liver disease, study finds
Regular consumption of coffee is associated with a reduced risk of primary sclerosing cholangitis (PSC), an autoimmune liver disease, Mayo Clinic research shows. The findings were being presented at the Digestive Disease ...
Is there a Neanderthal in the house?
Bunions bothering you? How about lower back pain, or impacted wisdom teeth?
'The Scars of Human Evolution' briefing explores physical fallout from 2-footed walking
From sore feet to backaches, blame it on human evolution. "Because we are the only mammals to walk on two feet," says Bruce Latimer, an anthropologist from the Case Western Reserve University School of Dental Medicine.
Birds evolved ultraviolet vision several times, research finds
Ultraviolet vision evolved at least eight times in birds from a common violet sensitive ancestor finds a study published in BioMed Central's open access journal BMC Evolutionary Biology. All of these are due to single nucleo ...
Professor uses evolution, informatics to uncover secrets of the genome
What patterns exist in the evolutionary design of living things? What particular processes produced these patterns? And how might this information be used to untangle the complexities of health and disease, ...
CT scans help answer question of how fish lungs evolved
(Phys.org)—One of the great problems of evolution is to understand how the major features of organisms have changed over great swaths of time. How did limbs evolve from fins? How did bird feathers arise ...
Even adaptable viruses have trouble surviving erratic temperatures
(Phys.org)—Aside from rising sea levels, many climate change models predict that in the future, the planet's temperature and weather will become increasingly erratic with wild, unpredictable storms and ...
Aztec conquest altered genetics among early Mexico inhabitants, new DNA study shows
For centuries, the fate of the original Otomí inhabitants of Xaltocan, the capital of a pre-Aztec Mexican city-state, has remained unknown. Researchers have long wondered whether they assimilated with the ...
Researchers solve biological mystery and boost artificial intelligence
By simulating 25,000 generations of evolution within computers, Cornell University engineering and robotics researchers have discovered why biological networks tend to be organized as modules – a finding that will lead ...
Ketamine shows significant therapeutic benefit in people with treatment-resistant depression
Patients with treatment-resistant major depression saw dramatic improvement in their illness after treatment with ketamine, an anesthetic, according to the largest ketamine clinical trial to-date led by researchers from the ...
Research examines new methods for managing digestive health
Research presented at Digestive Disease Week (DDW) explores new methods for managing digestive health through diet and lifestyle.
Morocco to harness the wind in energy hunt
Morocco is ploughing ahead with a programme to boost wind energy production, particularly in the southern Tarfaya region, where Africa's largest wind farm is set to open in 2014.
New smartphone application improves colonoscopy preparation
The use of a smartphone application significantly improves patients' preparation for a colonoscopy, according to new research presented today at Digestive Disease Week (DDW). The preparation process, which begins days in ...
New research identifies practice changes to improve value and quality of GI procedures
There are significant cost and risk factors associated with two procedures commonly used to diagnose or treat gastrointestinal problems, according to research presented at Digestive Disease Week (DDW).
Pakistan adopts Chinese rival GPS satellite system
Pakistan is set to become the fifth Asian country to use China's domestic satellite navigation system which was launched as a rival to the US global positioning system, a report said Saturday.
Bernanke forecasts gains from computer technology
(AP)—Federal Reserve Chairman Ben Bernanke says pessimists who are forecasting that the economy will not reap sizable benefits from the computer revolution are likely to be proven wrong.
Researchers suggest Victorian-era people more intelligent than modern-day counterparts
(Phys.org) —In a new study, a European research team suggests that the average intelligence level of Victorian-era people was higher than that of modern-day people. They base their controversial assertion ...
Study reveals scientific consensus on anthropogenic climate change
A comprehensive analysis of peer-reviewed articles on the topic of global warming and climate change has revealed an overwhelming consensus among scientists that recent warming is human-caused.
New principle may help explain why nature is quantum
Like small children, scientists are always asking the question 'why?'. One question they've yet to answer is why nature picked quantum physics, in all its weird glory, as a sensible way to behave. Researchers ...
US psychiatry gets makeover in new manual
The latest makeover to a massive psychiatric tome honored by some, reviled by others and even called the "Bible" of mental disorders is being released Saturday with a host of new changes.
Meta glasses to place virtual reality worlds at fingertips (w/ Video)
(Phys.org) —Yawn. Two startup visionaries claim they have just the device to replace keyboard and mouse forever and ever. Where have you heard that before. But maybe these two have something important. ...
New case of SARS-like virus in Saudi: ministry
A new case of the deadly coronavirus has been detected in Saudi Arabia where 15 people have already died after contracting it, the health ministry announced on Saturday on its Internet website.
Kepler spacecraft's planet-hunting days may be numbered (Update)
NASA's planet-hunting Kepler telescope is broken, potentially jeopardizing the search for other worlds where life could exist outside our solar system.
Fracking risks to ground water assessed
(Phys.org) —Extraction of "unconventional" gas from sedimentary rocks such as shale could provide a clean energy source and help some regions to become energy independent, but concerns have been raised ...
US seizes Bitcoin operator accounts
US authorities seized the accounts of a Bitcoin digital currency exchange operator, claiming it was functioning as an "unlicensed money service business," court documents showed Friday.
Survival of the prettiest: Sexual selection can be inferred from the fossil record
Detecting sexual selection in the fossil record is not impossible, according to scientists writing in Trends in Ecology and Evolution this month, co-authored by Dr Darren Naish of the University of Southa ...
Flies of the world embrace vegetarianism
(Phys.org)—Microbe-eating flies from at least three different locations around the world recently have evolved into herbivores, feeding on some of the most toxic plants on Earth. Fly detectives and UA evolutionary ...
From dark hearts comes the kindness of mankind
The kindness of mankind most likely developed from our more sinister and self-serving tendencies, according to Princeton University and University of Arizona research that suggests society's rules against selfishness are ...
Golden algae: They hunt, they kill, they cheat
(Phys.org)—Cheating is a behavior not limited to humans, animals and plants. Even microscopically small, single-celled algae do it, a team of UA researchers has discovered.
New study sheds light on the origin of the European Jewish population
Despite being one of the most genetically analysed groups, the origin of European Jews has remained obscure. However, a new study published online today in the journal Genome Biology and Evolution by Dr Eran Elhaik, a gene ...
Map of hateful tweets shows hotspots are mostly in eastern half of U.S.
Tweets containing hateful words are coming in larger proportions from people living in the eastern half of the United States, according to a new map that tracked hate speech on Twitter.
Stanford professor explains how NASA might revive the Kepler space telescope
(Phys.org) —Scott Hubbard, a consulting professor of aeronautics and astronautics, helped guide the Kepler mission when he served as director of NASA Ames Research Center. He explains how NASA might bring ...
How to plant a garden on Mars—with a robot
In the last century humanity has taken gigantic leaps forward in the robotic exploration of the cosmos—not least in the search for habitable worlds and environments that could house life outside of the ...
Mars rover Opportunity examines clay clues in rock
(Phys.org) —NASA's senior Mars rover, Opportunity, is driving to a new study area after a dramatic finish to 20 months on "Cape York" with examination of a rock intensely altered by water.
New method proposed for detecting gravitational waves from ends of universe
A new window into the nature of the universe may be possible with a device proposed by scientists at the University of Nevada, Reno and Stanford University that would detect elusive gravity waves from the ...
Researchers successfully convert human skin cells into embryonic stem cells
Scientists at Oregon Health & Science University and the Oregon National Primate Research Center (ONPRC) have successfully reprogrammed human skin cells to become embryonic stem cells capable of transforming ...
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