Further evidence points to footprints in New Mexico being the oldest sign of humans in Americas

New research confirms that fossil human footprints in New Mexico are likely the oldest direct evidence of human presence in the Americas, a finding that upends what many archaeologists thought they knew about when our ancestors arrived in the New World.

The footprints were discovered at the edge of an ancient lakebed in White Sands National Park and date back to between 21,000 and 23,000 years ago, according to research published Thursday in the journal Science.

The estimated age of the footprints was first reported in Science in 2021, but some researchers raised concerns about the dates. Questions focused on whether seeds of aquatic plants used for the original dating may have absorbed ancient carbon from the lake — which could, in theory, throw off radiocarbon dating by thousands of years.

The new study presents two additional lines of evidence for the older date range. It uses two entirely different materials found at the site, ancient conifer pollen and quartz grains.

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9 Mysterious Undeciphered Codes and Inscriptions in History

From Neolithic tablets containing the oldest known system of writing, to a series of letters scrawled on the back of a dead man’s book, some of the most legendary undeciphered codes and texts remain a challenge for even the world’s best cryptographers, code breakers and linguists. Yet unravelling these mysterious puzzles remains as important as ever, since many of these enigmatic inscriptions could hold the keys to understanding civilizations that have long since faded into historic oblivion. Here we feature nine of the most fascinating undeciphered codes and inscriptions throughout history.

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Previously Unknown Language Found on Ancient Hittite Tablets in Turkey

In the midst of artificial intelligence and cutting-edge language models, a significant archaeological discovery has unfolded in Boğazköy-Hattusha ( Hattusa), the old Hittite capital in Turkey. Archaeologists have unearthed a previously unknown ancient language in a cultic ritual text, adding a fresh dimension to our understanding of Late Bronze Age Anatolia.

The Hattusa archaeological site in north-central Turkey is an ancient Hittite rock sanctuary and open-air shrine. Boasting impressive rock reliefs depicting deities and mythological scenes, the earliest settlement dates back to the Late Bronze Age (1650 to 1200 BC), when the Hittite Empire dominated the region.

Hattusa was an ancient capital of the Hittite Empire , and until now, among the most impressive discoveries at this UNESCO World Heritage Site, was a representation of the Storm God “Tarhunt,” who symbolized the Hittite pantheon’s strength and power. However, a recent excavation has unearthed a hitherto unknown Indo-European language.

Excavations at Hattusa have been undertaken for over a century, mostly under the direction of the German Archaeological Institute . Under the watch of the current site director, Professor Andreas Schachner of the Istanbul Department of the German Archaeological Institute, numerous cuneiform tablets have been unearthed.

In total, around 30,000 clay tablets inscribed with cuneiform writing have been recovered from this site. While these tablets offer archaeologists insights into Hittite cultural traditions, Professor Daniel Schwemer, head of the Chair of Ancient Near Eastern Studies at Julius-Maximilians-Universität (JMU) Würzburg in Germany, said the recent discovery of “a previously unknown Indo-European language,” reaches new archaeological heights.

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Biblical sin city Sodom destroyed by asteroid stronger than nuke – expert

An ancient city that met a fiery end in what could be described as an asteroid impact more powerful than an “atomic explosion” has been identified as the biblical city of Sodom, according to a biblical studies expert. Dr. John Bergsma, a prominent theologian, contends that excavations in Jordan provide substantial proof that one of the Bible’s most dramatic and improbable narratives may indeed be factual.

Bergsma asserts that archaeological findings in Jordan corroborate the existence of the biblical city of Sodom. Prior research had already indicated that the ancient city of Tell el-Hammam, located in the southern Jordan Valley, suffered a catastrophic fate—a revelation that Dr. John Bergsma, a theology professor at Ohio’s Franciscan University, believes aligns with the biblical account.

As per the Book of Genesis, God unleashed brimstone and fire upon the cities of Sodom and Gomorrah in response to the sins of their inhabitants, resulting in their complete obliteration. Similar destruction patterns were uncovered at Tell el-Hammam, leading Bergsma to reevaluate the credibility of the biblical narrative. He pointed to signs of extreme heat detected on skeletons and pottery fragments unearthed by archaeologists, suggesting a possible impact from an asteroid. 

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These ancient whittled logs could be the earliest known wooden structure

Some 500,000 years ago in central Africa, ancient human relatives chopped down trees and transformed the wood into digging tools, wedges and what might just be the world’s earliest-known wooden structure.

Now, remnants of this ancient woodworking have been found at an archaeological site in Zambia called Kalambo Falls. Researchers can’t definitively identify the possible structure, which might have been a raised platform, a shelter or something else entirely. Whatever it was, it pre-dates the evolution of Homo sapiens by more than 100,000 years, hinting that hominins that lived long before our own species were already working wood.

Wood tends to decay quickly in the ground. If it was preserved at archaeological sites as faithfully as materials such as stone or bone, “we would probably use the term wood age rather than stone age”, says archaeologist Larry Barham at the University of Liverpool, UK. He and his colleagues describe the finds in Nature1 on 20 September.

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Manipulated Human Remains Found at Cave Site in Spain

The Iberian Peninsula witnessed a particular form of human burials in caves, which were later manipulated and modified, over thousands of years! In the southern Iberian Peninsula, this practice became common around the 4th millennium BC, though the cultural connotations for manipulating the dead are still not fully understood. A new study zeroed in on the manipulated human remains of 12 individuals from a cave called Cueva de los Marmoles, in southern Spain.

Cueva de los Marmoles: Dating and Understanding Contemporaneous Finds

Radiocarbon dating has pinpointed the burials within a fairly wide timeframe spanning from the 5th to the 2nd millennium BC. The research team meticulously recorded deliberate post-mortem alterations to the skeletal remains, which included evidence of fractures and abrasions, possibly indicating attempts to extract marrow and other tissues.

Among these modified human remains, a single tibia showed signs of adaptation for use as a tool, while an intriguing cranium appeared to have been fashioned into a ” skull cup ,” suggesting potential adaptations for dietary or practical purposes.

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Mysterious 3,800-Year-Old Canaanite Arch and Stairway Unearthed in Israel

Archaeologists have made a stunning—yet thoroughly puzzling—discovery in northern Israel: a 3,800-year-old Canaanite arch and stairway, perfectly preserved underground.

Researchers don’t know the purpose of the structure, which was unearthed at the Tel Shimron archaeological site. They also don’t understand why it was sealed off not long after its construction.

But its preservation is “breathtaking, especially since the building material is unfired (!) mud brick—a material that only rarely survives a long time,” says excavation co-director Mario A.S. Martin, an archaeologist at the University of Innsbruck in Austria, in an email to Live Science’s Sascha Pare.

Archaeologists haven’t historically paid much attention to Tel Shimron. Before the current dig began in 2017, the site had never been extensively excavated. Recently, the team stumbled upon a strange structure that appeared to be man-made.

“We kept digging down further, and it was preserved at a depth of one meter, then two meters, then three meters, then four meters,” excavation co-director Daniel Master, an archaeologist at Wheaton College, tells the Times of Israel’s Melanie Lidman. “This structure was totally intact, and suddenly we realized we were dealing with the foundation of a building or a superstructure that had been constructed at the top of the site.”

The team uncovered mud brick walls up to 13 feet (4 meters) thick, reports Ariel David of Haaretz. Strangely, no rooms were found within them. Instead, the inside was made up of a long corridor—which led to the mysterious arch. Beyond it, researchers found a staircase leading deeper underground.

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Hip bone found in cave in France may represent a previously unknown lineage of Homo sapiens

A bone found in a cave by an international team of anthropologists in France may represent a previously unknown lineage of Homo sapiens. The study is published in the journal Scientific Reports.

The Grotte du Renne is a cave in France; it has been the focus of archaeological research for several decades. Such research has shown that there are layers of historical relevance in the cave, with deeper layers representing the time period when the cave was occupied by Neanderthals and higher layers representing the time period when anatomically modern humans (AMHs) occupied the cave.

In between those layers is another that represents the time period when the two hominids may have co-existed. Stone tools found in the layer have been ascribed to an early Châtelperronian techno-cultural complex, though scholars have not been able to agree on whether they were made by Neanderthals, AMH or both. In this new effort, the research team took a new look at a bone that was excavated from the cave decades ago—a hip bone called an ilium.

The researchers found that the bone was from a newborn baby. They also believed that it was not Neanderthal. By comparing it with other Neanderthal bones and against 32 modern baby bones, they found that it did not conform to either species. Its shape was different from Neanderthal and slightly different from AMH. They noted that the odd shape fell outside the bounds of what would be considered normal variation in humans. That, they concluded, suggests the bone represents a previously unknown lineage of Homo sapiens with a morphology that is slightly different from AMH.

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AI search of Neanderthal proteins resurrects ‘extinct’ antibiotics

Bioengineers have used artificial intelligence (AI) to bring molecules back from the dead1.

To perform this molecular ‘de-extinction’, the researchers applied computational methods to data about proteins from both modern humans (Homo sapiens) and our long-extinct relatives, Neanderthals (Homo neanderthalensis) and Denisovans. This allowed the authors to identify molecules that can kill disease-causing bacteria — and that could inspire new drugs to treat human infections.

“We’re motivated by the notion of bringing back molecules from the past to address problems that we have today,” says Cesar de la Fuente, a co-author of the study and a bioengineer at the University of Pennsylvania in Philadelphia. The study was published on 28 July in Cell Host & Microbe1.

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Luzio, who lived in São Paulo 10,000 years ago, was Amerindian like Indigenous people now, DNA reveals

An article published on July 31 in Nature Ecology & Evolution reveals that Luzio, the oldest human skeleton found in São Paulo state (Brazil), was a descendant of the ancestral population that settled the Americas at least 16,000 years ago and gave rise to all present-day Indigenous peoples, such as the Tupi.

Based on the largest set of Brazilian archaeological genomic data, the study reported in the article also offers an explanation for the disappearance of the oldest coastal communities, the residents of which built the icons of Brazilian archaeology known as “sambaquis,” huge mounds of shells and fishbones used as dwellings, cemeteries and territorial boundaries. Archaeologists often refer to these monuments as shell mounds or kitchen middens.

“After the Andean civilizations, the Atlantic coast sambaqui builders were the human phenomenon with the highest demographic density in pre-colonial South America. They were the ‘kings of the coast’ for thousands and thousands of years. They vanished suddenly about 2,000 years ago,” said André Menezes Strauss, an archaeologist at the University of São Paulo’s Museum of Archaeology and Ethnology (MAE-USP) and principal investigator for the study.

The authors analyzed the genomes of 34 samples from four different areas of Brazil’s coast. The fossils were at least 10,000 years old. They came from sambaquis and other parts of eight sites (Cabeçuda, Capelinha, Cubatão, Limão, Jabuticabeira II, Palmeiras Xingu, Pedra do Alexandre and Vau Una).

This material included Luzio, São Paulo’s oldest skeleton, found in the Capelinha river midden in the Ribeira de Iguape valley by a group led by Levy Figuti, a professor at MAE-USP. The morphology of its skull is similar to that of Luzia, the oldest human fossil found to date in South America, dating from about 13,000 years ago. The researchers thought it might have belonged to a biologically different population from present-day Amerindians, who settled in what is now Brazil some 14,000 years ago, but it turns out they were mistaken.

“Genetic analysis showed Luzio to be an Amerindian, like the Tupi, Quechua or Cherokee. That doesn’t mean they’re all the same, but from a global perspective, they all derive from a single migratory wave that arrived in the Americas not more than 16,000 years ago. If there was another population here 30,000 years ago, it didn’t leave descendants among these groups,” Strauss said.

Luzio’s DNA also answered another question. River middens are different from coastal ones, so the find cannot be considered a direct ancestor of the huge classical sambaquis that appeared later. This discovery suggests there were two distinct migrations—into the hinterland and along the coast.

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