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Categories: Archaeology: General, Mathematics: General

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Archaeology: General Biology: Marine
Published

Sea sequin 'bling' links Indonesian islands' ancient communities      (via sciencedaily.com)     Original source 

Microscopic analysis has revealed that trends in body ornamentation were shared across Indonesian islands.

Mathematics: General Mathematics: Modeling
Published

Researchers use mathematical modeling and dynamic biomarkers to characterize metastatic disease during adaptive therapy      (via sciencedaily.com) 

Researchers demonstrate how mathematical modeling combined with dynamic biomarkers can be used to characterize metastatic disease and identify appropriate therapeutic approaches to improve patient outcomes.

Anthropology: General Archaeology: General
Published

China's oldest water pipes were a communal effort      (via sciencedaily.com)     Original source 

A system of ancient ceramic water pipes, the oldest ever unearthed in China, shows that neolithic people were capable of complex engineering feats without the need for a centralized state authority, finds a new study.

Archaeology: General Ecology: Research Offbeat: Paleontology and Archeology Offbeat: Plants and Animals Paleontology: Fossils Paleontology: General
Published

Fossil feces infested with parasites from over 200 million years ago      (via sciencedaily.com)     Original source 

Fossilized feces preserve evidence of ancient parasites that infected an aquatic predator over 200 million years ago, according to a new study.

Archaeology: General
Published

Roman road network spanning the South West identified in new research      (via sciencedaily.com)     Original source 

New research has found evidence that a Roman road network spanned Devon and Cornwall and connected significant settlements with military forts across the two counties as well as wider Britannia.

Biology: Evolutionary Mathematics: General Mathematics: Modeling Mathematics: Puzzles
Published

Scientists uncover a surprising connection between number theory and evolutionary genetics      (via sciencedaily.com) 

An interdisciplinary team of mathematicians, engineers, physicists, and medical scientists has uncovered an unexpected link between pure mathematics and genetics, that reveals key insights into the structure of neutral mutations and the evolution of organisms.

Archaeology: General
Published

Using gemstones' unique characteristics to uncover ancient trade routes      (via sciencedaily.com)     Original source 

Gems' unique elemental composition and atomic orientation act as a fingerprint, enabling researchers to uncover the stones' past, and with it, historical trade routes. Scientists now employ three modern spectroscopic techniques to rapidly analyze gems found in the Arabian-Nubian Shield and compare them with similar gems from around the world. They have identified elements that influence gems' color, differentiated stones found within and outside the region, and distinguished natural from synthetic.

Anthropology: Cultures Anthropology: Early Humans Anthropology: General Archaeology: General Geoscience: Environmental Issues Paleontology: Fossils
Published

New insights into the origin of the Indo-European languages      (via sciencedaily.com)     Original source 

An international team of linguists and geneticists has achieved a significant breakthrough in our understanding of the origins of Indo-European, a family of languages spoken by nearly half of the world's population.

Archaeology: General
Published

Ancient DNA reveals diverse community in 'Lost City of the Incas'      (via sciencedaily.com)     Original source 

DNA analysis of 34 individuals buried at Machu Picchu revealed that many traveled alone from throughout the Inca Empire.

Anthropology: Early Humans Anthropology: General Archaeology: General
Published

Family trees from the European Neolithic      (via sciencedaily.com)     Original source 

The Neolithic burial site of Gurgy 'les Noisats' in France revealed two unprecedentedly large family trees which allowed a Franco-German team to explore the social organization of the 6,700-year-old community. Based on multiple lines of evidence, the team describes a close kin group which practiced monogamy and female exogamy, and experienced generally stable times.

Archaeology: General Ecology: Invasive Species Geoscience: Geology Paleontology: Fossils Paleontology: General
Published

Missing island explains how endemic species on the Miyako Islands emerged      (via sciencedaily.com)     Original source 

Miyako Islands are home to various native species of snake and lizards. How these species came to call these islands home has long puzzled scientists. A group of researchers have compiled the latest geological and biological data, proposing that an island once facilitated migration between Okinawa and Miyako Islands.

Archaeology: General Ecology: Endangered Species
Published

Picky green sea turtle has travelled to the same place to eat for generations      (via sciencedaily.com)     Original source 

For approximately 3,000 years, generations of green sea turtles have returned to the same seagrass meadows to eat. The fact that this stretches over many generations highlights the importance of protecting seagrass meadows along the coasts of North Africa.

Archaeology: General Paleontology: Fossils
Published

Hidden details of Egyptian paintings revealed by chemical imaging      (via sciencedaily.com)     Original source 

Portable chemical imaging technology can reveal hidden details in ancient Egyptian paintings, according to new research.

Mathematics: General Mathematics: Modeling
Published

Researcher turns one of the basic rules of construction upside down      (via sciencedaily.com)     Original source 

Structural engineers are familiar with seventeenth-century scientist Robert Hooke's theory that a hanging chain will mirror the shape of an upstanding rigid arch. However, new research now shows that this common-held belief is incorrect because, regardless of the similarities, the hanging chain and the arch are two incompatible mechanical systems.

Computer Science: Artificial Intelligence (AI) Mathematics: General
Published

GPT detectors can be biased against non-native English writers      (via sciencedaily.com)     Original source 

Researchers show that computer programs commonly used to determine if a text was written by artificial intelligence tend to falsely label articles written by non-native language speakers as AI-generated. The researchers caution against the use of such AI text detectors for their unreliability, which could have negative impacts on individuals including students and those applying for jobs.

Mathematics: General Mathematics: Modeling Mathematics: Puzzles
Published

Board games are boosting math ability in young children      (via sciencedaily.com) 

Board games based on numbers, like Monopoly, Othello and Chutes and Ladders, make young children better at math, according to a comprehensive review of research published on the topic over the last 23 years.

Archaeology: General
Published

Study examines centuries of identity lost because of slavery      (via sciencedaily.com)     Original source 

Using computational methods informed by genetic data, researchers estimate that a random African American born between 1960 and 1965 is descended from, on average, 314 African and 51 European ancestors reaching back to 1619.

Mathematics: General Mathematics: Statistics Offbeat: Computers and Math
Published

Number cruncher calculates whether whales are acting weirdly      (via sciencedaily.com)     Original source 

We humans can be a scary acquaintance for whales in the wild. This includes marine biologists tagging them with measuring devices to understand them better. These experiences can make whales behave erratically for a while. Such behaviour can affect research quality and highlights an animal ethics dilemma. Now, researchers have figured out how to solve the problems with math.