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Categories: Archaeology: General, Mathematics: Puzzles

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Archaeology: General
Published

Medieval mass burial shows centuries-earlier origin of Ashkenazi genetic bottleneck      (via sciencedaily.com) 

In 2004, construction workers in Norwich, UK, unearthed human skeletal remains that led to a historical mystery -- at least 17 bodies at the bottom of a medieval well. Using archeological records, historical documents, and ancient DNA, British researchers have now identified the individuals to be a group of Ashkenazi Jews who may have fallen victim to antisemitic violence during the 12th century. Their findings shed new light on Jewish medical history in Europe.

Anthropology: Cultures Archaeology: General
Published

The Southern Arc and its lively genetic history      (via sciencedaily.com) 

A vast paleogenetic study reveals insights on migration patterns, the expansion of farming and language development from the Caucasus over western Asia and Southern Europe from the early Copper Age until the late middle ages.

Archaeology: General
Published

DNA analysis shows Griffin Warrior ruled his Greek homeland      (via sciencedaily.com) 

Using new scientific tools, archaeologists discovered that an ancient Greek leader known today as the Griffin Warrior likely grew up around the seaside city he would one day rule. The findings are part of three new studies that examined the ancient DNA of the Griffin Warrior and 726 other people who lived before and during the Bronze Age to learn more about their origins and movements across three continents surrounding the Mediterranean Sea.

Archaeology: General
Published

Scientists say a shipwreck off Patagonia is a long-lost 1850s Rhode Island whaler      (via sciencedaily.com) 

Scientists investigating the remains of an old wooden ship off the cold, windy coast of far southern Argentina say it almost certainly is the Dolphin, a globe-trotting whaling ship from Warren, R.I., lost in 1859. Archaeologists have spent years researching the ship's origin without making a definitive identification, but a new analysis of tree rings in its timbers has provided perhaps the most compelling evidence yet.

Mathematics: Puzzles
Published

Reasons behind gamer rage in children are complex -- and children are good at naming them      (via sciencedaily.com) 

Children's outbursts of rage while playing digital games are causing both concern and public debate around the topic. Taking a novel approach to gamer rage, a new study examines the topic from a child's perspective, finding complex reasons for gamer rage in children.

Archaeology: General
Published

AI-based method for dating archeological remains      (via sciencedaily.com) 

By analyzing DNA with the help of artificial intelligence (AI), an international research team has developed a method that can accurately date up to ten-thousand year-old human remains.

Anthropology: Cultures Archaeology: General
Published

Analysis of everyday tools challenges long-held ideas about what drove major changes in ancient Greek society      (via sciencedaily.com) 

A modern scientific analysis of ancient stone tools is challenging long-held beliefs about what caused radical change on the island of Crete, where the first European state flourished during the Bronze Age: the 'Minoan civilization.'

Archaeology: General
Published

Medieval monks were 'riddled with parasites'      (via sciencedaily.com) 

Research examining traces of parasites in medieval Cambridge residents suggests that monks were almost twice as likely as ordinary townspeople to have intestinal worms -- despite monasteries of the period typically having far more sanitary facilities.

Archaeology: General
Published

Evidence that giant meteorite impacts created the continents      (via sciencedaily.com)     Original source 

New research has provided the strongest evidence yet that Earth's continents were formed by giant meteorite impacts that were particularly prevalent during the first billion years or so of our planet's four-and-a-half-billion year history.

Archaeology: General
Published

Octopus lures from the Mariana Islands found to be oldest in the world      (via sciencedaily.com) 

An archaeological study has determined that cowrie-shell artifacts found throughout the Mariana Islands were lures used for hunting octopuses and that the devices, similar versions of which have been found on islands across the Pacific, are the oldest known artifacts of their kind in the world.

Archaeology: General
Published

Oldest DNA from domesticated American horse lends credence to shipwreck folklore      (via sciencedaily.com) 

Feral horses have roamed freely across the island of Assateague off the coast of Maryland and Virginia for hundreds of years, but exactly how they got there has remained a mystery. In a new study, ancient DNA extracted from a 16th century cow tooth from one of Spain's first Caribbean colonies turns out to be from a horse. Analysis of the DNA suggest that old folk tales claiming that horses were marooned on Assateague following the shipwreck of a Spanish galleon are likely more fact than fiction.

Anthropology: Early Humans Archaeology: General
Published

Ancient DNA clarifies the early history of American colonial horses      (via sciencedaily.com) 

A newly identified 16th century horse specimen is among the oldest domestic horses from the Americas known to date, and its DNA helps clarify the history of horses in the Western Hemisphere, according to a new study.

Anthropology: Cultures Archaeology: General
Published

High-status Danish Vikings wore exotic beaver furs      (via sciencedaily.com) 

Beaver fur was a symbol of wealth and an important trade item in 10th Century Denmark, according to a new study.

Computer Science: Encryption Mathematics: Puzzles
Published

A key role for quantum entanglement      (via sciencedaily.com) 

A method known as quantum key distribution has long held the promise of communication security unattainable in conventional cryptography. An international team of scientists has now demonstrated experimentally, for the first time, an approach to quantum key distribution that is based on high-quality quantum entanglement -- offering much broader security guarantees than previous schemes.

Archaeology: General
Published

Floors in ancient Greek luxury villa were laid with recycled glass      (via sciencedaily.com)     Original source 

Several 1700 years old decorative mosaic floors have been excavated in a luxury villa located in present-day Turkey, once overlooking the Mediterranean Sea. New chemical analyzes reveal that recycled glass was used in laying the mosaic floors.

Computer Science: Encryption Mathematics: Puzzles
Published

'Pulling back the curtain' to reveal a molecular key to The Wizard of Oz      (via sciencedaily.com) 

Many people and companies worry about sensitive data getting hacked, so encrypting files with digital keys has become more commonplace. Now, researchers have developed a durable molecular encryption key from sequence-defined polymers that are built and deconstructed in a sequential way. They hid their molecular key in the ink of a letter, which was mailed and then used to decrypt a file with text from a classic story.

Archaeology: General
Published

In search of the lost city of Natounia      (via sciencedaily.com) 

The mountain fortress of Rabana-Merquly in modern Iraqi Kurdistan was one of the major regional centers of the Parthian Empire, which extended over parts of Iran and Mesopotamia approximately 2,000 years ago. The researchers studied the remains of the fortress.

Anthropology: Cultures Anthropology: Early Humans Archaeology: General
Published

DNA from ancient population in Southern China suggests Native Americans' East Asian roots      (via sciencedaily.com) 

For the first time, researchers successfully sequenced the genome of ancient human fossils from the Late Pleistocene in southern China. The data suggests that the mysterious hominin belonged to an extinct maternal branch of modern humans that might have contributed to the origin of Native Americans.

Archaeology: General
Published

Rare deep-sea brine pools discovered in Red Sea      (via sciencedaily.com) 

Researchers recently discovered rare deep-sea brine pools in the Gulf of Aqaba, a northern extension to the Red Sea. These salty underwater lakes hold secrets into the way oceans on Earth formed millions of years ago, and offer clues to life on other planets.

Archaeology: General
Published

Unlocking the secrets of the ancient coastal Maya      (via sciencedaily.com) 

After more than a decade of research, scientists share what they have learned about the people who lived on a stretch of coastline in Quintana Roo Mexico over a span of 3,000 years.