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Unearthing the mystery of the meaning of Easter Island's Moai

Rapa Nui (or Easter Island, as it is commonly known) is home to the enigmatic Moai, stone monoliths that have stood watch over the island landscape for hundreds of years. Their existence is a marvel of human ingenuity—and ...

Knowledge-sharing: A how-to guide

How is knowledge exchanged and shared when interdisciplinary research teams work together? Professor Margarete Boos and Lianghao Dai from the University of Göttingen have investigated this by studying several different research ...

Research proves effects of company mergers on prices

Assistant Professor Umut Güler of Koç University College of Administrative Sciences and Economics and his colleagues (Kanishka Misra, Rady School of Management, University of California, San Diego and Vishal Singh, Stern ...

Best of Last Year: The top Phys.org articles of 2019

It was a great year for research of all kinds as a team of astronomers from around the globe delivered the first photo of a black hole. Over several days in April 2017, eight radio telescopes in Hawaii, Arizona, Spain, Mexico, ...

World's oldest artwork uncovered in Indonesian cave: study

An Indonesian cave painting that depicts a prehistoric hunting scene could be the world's oldest figurative artwork dating back nearly 44,000 years, a discovery that points to an advanced artistic culture, according to new ...

The mathematics of prey detection in spider orb-webs

Spider webs are one of nature's most fascinating manifestations. Many spiders extrude proteinaceous silk to weave sticky webs that ensnare unsuspecting prey who venture into their threads. Despite their elasticity, these ...

Achieving optimal collaboration when goals conflict

New research suggests that, when two people must work together on a physical task despite conflicting goals, the amount of information available about each other's actions influences how quickly and optimally they learn to ...

Scandinavians' little linguistic hat trick

Linguist Dave Kush at the Norwegian University of Science and Technology's Department of Language and Literature has been studying a phenomenon in which Norwegian, Swedish and Danish stand out.

Here's what police know about digital evidence

In today's criminal justice system, a Play Station and iPhone are just as important pieces of evidence as eyewitness accounts. Yet, there isn't a strong understanding as to how police officers identify digital evidence—everything ...

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Archaeology & Fossils
Mass extinction of land and sea biodiversity 250 million years ago not simultaneous
Social Sciences
Time to explain country in Indigenous Australian terms
Archaeology & Fossils
Experiments in evolution
Archaeology & Fossils
When flowers reached Australia
Social Sciences
Life in a time of the quantified self: How apps both empower and suppress us
Education
Tandem tool helps students work better, participate more equitably in teams
Social Sciences
Groups work better when stakes are gradually increased
Political science
Government regimes may be learning new Twitter tactics to quash dissent
Mathematics
Researchers develop first mathematical proof for key law of turbulence in fluid mechanics
Archaeology & Fossils
Newly described fossil whale represents intermediate stage between foot-powered and tail-powered swimming
Archaeology & Fossils
Ancient lice-like insects found to feed on dinosaur feathers
Archaeology & Fossils
Isotope analysis points to Mayan prisoners of war
Social Sciences
Making social change efforts more effective
Mathematics
Information technology can save police lives, according to a new study
Archaeology & Fossils
Researchers analyze artifacts to better understand ancient dietary practices
Economics & Business
Boosting the impact of consumer research in the world
Social Sciences
'Financial infidelity': What defines it, who is at risk, and what are the consequences?
Social Sciences
Cringing at how teens talk? Surprise: Language changes
Education
Creating virtual worksites for students to gain 'hands-on' skills
Economics & Business
Research sheds light on impact of post-disaster insurance payments

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Astronomy
How does our Milky Way galaxy get its spiral form?
Environment
Deforestation in Brazil's Amazon up by more than double: data
Plants & Animals
Savannah monitor lizards have a unique airflow pattern that is a hybrid of bird and mammal flow patterns
Biotechnology
Mitochondria are the 'canary in the coal mine' for cellular stress
Earth Sciences
One of Europe's worst famines likely caused by devastating floods
Space Exploration
Newfound Martian aurora actually the most common; sheds light on Mars' changing climate
Astronomy
Researchers participate in study that adds new detail to merger models
Astronomy
Researchers estimate the mass of the Milky Way to be 890 billion times that of our sun
General Physics
Scientists 'tune in' to proton spin precession
Astronomy
Astronomers discover two new galaxy protoclusters
Plants & Animals
Leaving home is beneficial for male squirrels but not for females, study shows
Materials Science
Researchers realize 'ideal' kagome metal electronic structure
Nanomaterials
Nanoscience breakthrough: Probing particles smaller than a billionth of a meter
Bio & Medicine
A self-cleaning surface that repels even the deadliest superbugs
Plants & Animals
Why are giant pandas born so tiny?
Biochemistry
Bone bandage soaks up pro-healing biochemical to accelerate repair
Nanophysics
Scientists explain why some molecules spontaneously arrange themselves into five slices of nanoscale pie
Cell & Microbiology
Protein injections in medicine
Evolution
Chimpanzees may have evolved resistance to HIV precursor
Materials Science
Sustainable sand pulls pollutants from stormwater