April 7, 2025 | Ella Mason

The Kennewick Man Changed Everything We Thought We Knew About The First Americans


The Accidental Discovery

On July 28, 1996, two college students stumbled upon a skull while watching a hydroplane race near Kennewick, Washington. They handed the skull over to a police officer, who initially believed it to be a modern case. However, further examination revealed the skull belonged to an ancient individual.

Kennewickman-Msn2

One Of The Oldest Skeletons In The Americas

Radiocarbon dating determined that Kennewick Man lived between 8,400 and 8,690 years ago. This made him one of the most complete and well-preserved ancient skeletons ever found in North America.

A screenshot of the movie 10000 BCWarner Bros., 10000 BC (2008)

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The Legal Battle Begins

The discovery sparked a 20-year legal battle involving scientists, Native American tribes, and the US government. The land where Kennewick Man was found was under the jurisdiction of the US Army Corps of Engineers. This complicated the question of ownership and study rights.

Army Corps Of Engineers Headquarters 2016Antony-22, CC BY-SA 4.0, Wikimedia Commons

The Native American Claim

Several Native American tribes in the Columbia River Basin claimed Kennewick Man as their ancestor. Under the Native American Graves Protection and Repatriation Act (NAGPRA), they requested his remains for reburial. They referred to him as the "Ancient One”.

A screenshot of the movie 10000 BCWarner Bros., 10000 BC (2008)

Scientists Fight For Research Access

Some scientists argued that Kennewick Man was not closely related to modern Native Americans. They believed his skeletal features suggested ties to Polynesians or Southeast Asians. This claim became central to the debate over whether NAGPRA applied.

Tahitian pahi double-hulled war canoesFumagalli, Wikimedia Commons

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A Skull Like No Other

Kennewick Man’s skull had features unlike most modern Native Americans. Early analysis suggested similarities to the Ainu of Japan and Polynesian populations. However, later studies cast doubt on these findings.

Three Ainu men in traditional clothingEmiko Ohnuki-Tierney, CC BY-SA 4.0, Wikimedia Commons

A Nearly Complete Skeleton

Unlike most ancient human remains, Kennewick Man was nearly complete. Archaeologists recovered 350 bones and fragments, missing only a few hand and foot bones. His teeth were intact, offering clues about his diet and lifestyle.

A screenshot of the documentary Ancient VoicesBBC, Ancient Voices (1998)

A Life Of Hardship

Kennewick Man’s skeleton showed signs of a physically demanding life. He had arthritis in his knees, elbow, and spine, though it was not severe enough to be crippling. His bones also displayed multiple healed injuries.

A screenshot of the movie 10000 BCWarner Bros., 10000 BC (2008)

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A Warrior’s Wound

One of the most striking discoveries was a stone spear tip embedded in his hip bone. The wound had healed over time, meaning he survived the injury. The spear point was identified as a Cascade point, a style used between 12,000 and 7,500 years ago.

A screenshot of the movie 10000 BCWarner Bros., 10000 BC (2008)

A Life On The Water

Isotope analysis of Kennewick Man’s bones revealed a marine-heavy diet. Scientists believe he relied on fish and marine mammals for sustenance. The water he drank likely came from glacial melt, indicating a highly mobile lifestyle.

A screenshot of the documentary Ancient VoicesBBC, Ancient Voices (1998)

Right-Handed And Strong

Kennewick Man’s right arm bones were noticeably larger than his left. This suggested he was right-handed and spent much of his life using tools or hunting with a spear. His arm bones also had a slight curve, possibly from repetitive stress.

A screenshot of the movie 10000 BCWarner Bros., 10000 BC (2008)

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Early DNA Analysis Was Inconclusive

In the late 1990s, scientists attempted to extract ancient DNA from Kennewick Man. However, early DNA technology was too limited to provide clear results.

A screenshot of the documentary Ancient VoicesBBC, Ancient Voices (1998)

Controversial Facial Reconstruction

Forensic experts created a facial reconstruction of Kennewick Man based on his skull. The reconstruction looked European, which fueled white supremacist claims. However, these assumptions were later debunked by genetic analysis.

A screenshot of the movie 10000 BCWarner Bros., 10000 BC (2008)

White Supremacist Groups Intervene

Some extremist groups used Kennewick Man to argue that Europeans arrived in North America before Native Americans. These claims were based on faulty science and misinterpretation of the term "Caucasoid”. The scientific community dismissed these arguments.

A screenshot of the documentary Ancient VoicesBBC, Ancient Voices (1998)

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A Long Legal Battle

In 1996, the US Army Corps of Engineers attempted to repatriate the remains to Native American tribes. However, a group of scientists sued for the right to study the skeleton. The case went through years of legal proceedings.

American Flag and U.S. Army Corps of Engineers Flag FlyingJon Kraft, Shutterstock

The Court Ruling

In 2002, a federal court ruled in favor of the scientists, granting them access to study Kennewick Man. The decision was based on the claim that Kennewick Man was not definitively linked to modern Native Americans. This ruling outraged Indigenous groups.

Mark O. Hatfield US Courthouse in PortlandAjbenj, Wikimedia Commons

Advances In DNA Testing

By 2015, DNA sequencing technology had advanced significantly. Scientists at the University of Copenhagen successfully sequenced Kennewick Man’s genome. The results finally settled the debate over his ancestry.

Exterior photo of the University of CopenhagenMrBprints, CC BY-SA 4.0, Wikimedia Commons

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The Final Answer

The genetic analysis showed that Kennewick Man’s DNA was closely related to modern Native Americans. Specifically, he was linked to tribes in the Pacific Northwest, including the Colville Confederated Tribes.

A Portrait of A Nespelem woman in 1911Edward S. Curtis, Wikimedia Commons

The End Of A Debate

The DNA findings contradicted previous claims that Kennewick Man was more closely related to Polynesians or Europeans. This discovery helped disprove the "Paleoamerican" theory, which suggested early Americans were of non-Native origins.

Preparations For A Wedding - Ancient Greek Ceramic PaintingUnknown Author, Wikimedia Commons

The Push For Repatriation

With conclusive DNA evidence, Native American tribes renewed their demand for reburial. They argued that Kennewick Man was one of their ancestors and deserved a proper burial under tribal traditions.

Hodgen's Cemetery Mound From The EastNyttend, Wikimedia Commons

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Congress Steps In

In September 2016, the US House and Senate passed legislation to return Kennewick Man’s remains. This law overturned previous legal rulings and granted custody to Native American tribes.

United States Capitol, Washington, D.C., United StatesThuan Vo, Pexels

The Final Resting Place

On February 18, 2017, Kennewick Man was ceremoniously buried in an undisclosed location. Over 200 members from five Columbia Basin tribes attended the burial. The location was kept secret to prevent future disturbances.

A grave in the Royal Wampanoag CemeteryMagicpiano, CC BY-SA 4.0, Wikimedia Commons

The Importance Of The Discovery

Kennewick Man’s remains provided critical insights into early human migration in North America. His DNA helped confirm the ancestral connection between ancient and modern Native Americans.

A screenshot of the documentary Ancient VoicesBBC, Ancient Voices (1998)

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The Downfall Of The “Paleoamerican” Theory

For years, some scientists argued that the first Americans were not related to modern Native tribes. Kennewick Man’s DNA results disproved these claims, reinforcing that Native Americans are descendants of the first inhabitants.

A screenshot of the movie 10000 BCWarner Bros., 10000 BC (2008)

Ethical Questions In Science

The battle over Kennewick Man highlighted the ethical issues surrounding the study of ancient human remains. It raised important questions about who has the right to control ancestral remains.

Mount Royal (Florida) Second Copper PlateClarence Bloomfield Moore, Wikimedia Commons

Changing Scientific Perspectives

Modern science has shifted away from solely using skull measurements to determine ancestry. DNA evidence has become the gold standard, providing more accurate and reliable results.

A screenshot of the documentary Ancient VoicesBBC, Ancient Voices (1998)

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A Lesson In Collaboration

The Kennewick Man case showed the need for collaboration between scientists and Indigenous communities. Today, many archaeologists work alongside Native tribes to ensure ethical research.

A screenshot of the documentary Ancient VoicesBBC, Ancient Voices (1998)

The Role Of The Burke Museum

For years, Kennewick Man’s remains were stored at the Burke Museum in Seattle. The museum acted as a neutral repository while legal battles continued. The remains were never publicly displayed.

Burke Museum Main Entrance - 21 January 2020Tanis Coralee Leonhardi, CC BY-SA 4.0, Wikimedia Commons

The Impact On Future Research

Kennewick Man’s discovery influenced how scientists approach ancient remains. It set a precedent for the importance of Indigenous perspectives in archaeological studies.

A screenshot of the documentary Ancient VoicesBBC, Ancient Voices (1998)

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What We Still Don’t Know

While much has been learned about Kennewick Man, some mysteries remain. Scientists are still unsure about the exact circumstances of his death or how far he traveled during his lifetime.

A screenshot of the documentary Ancient VoicesBBC, Ancient Voices (1998)

The Future Of Ancient DNA Research

The study of Kennewick Man has paved the way for future ancient DNA studies. Researchers continue to refine techniques to better understand early human migration and history.

Painting of Pawnee Indians MigratingWalters Art Museum, Picryl

A Controversial But Important Case

Few archaeological finds have sparked as much controversy as Kennewick Man. His story remains a powerful example of the intersection between science, law, and Indigenous rights.

A screenshot of the documentary Ancient VoicesBBC, Ancient Voices (1998)

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A Turning Point In Archaeology

The Kennewick Man discovery challenged long-held theories about the people of the Americas. His remains forced scientists to re-examine migration patterns and the diversity of early North American inhabitants. It became one of the most debated cases in modern archaeology.

Ancient Warrior and anthropomorphic petroglyphsAbbie Warnock-Matthews, Shutterstock

The Oldest Projectile Injury In North America

The embedded spear tip in Kennewick Man’s hip is one of the oldest known projectile injuries ever found in North America. The wound had fully healed, meaning he survived the attack. This suggests that early humans engaged in violent conflicts or suffered hunting accidents.

Cooper's Ferry Archaeological Site SpearheadsBureau of Land Management, Wikimedia Commons

The Mystery Of His Travels

Based on isotopic analysis, scientists believe Kennewick Man traveled great distances in his lifetime. The water and food he consumed indicate a possible origin far from Washington State

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Skeletal Evidence Of A Rugged Life

Kennewick Man’s healed fractures, arthritis, and strong bones show that he lived a physically demanding life. His body suggests he was a skilled hunter, fisher, or warrior. 

A screenshot of the documentary Ancient VoicesBBC, Ancient Voices (1998)

The Importance Of Oral Histories

Despite early claims that Kennewick Man was not Native American, local tribes insisted that he was one of their ancestors. Their oral traditions spoke of an ancient connection to the land that predated scientific findings. In the end, science confirmed what Indigenous knowledge had maintained all along.

A screenshot of the movie 10000 BCWarner Bros., 10000 BC (2008)

The Role Of Technology In The Case

Kennewick Man’s story spanned two decades, during which scientific technology rapidly advanced. Early DNA extraction methods failed, but by 2015, next-generation sequencing provided definitive answers. 

Archaeological excavations in the Middle Paleolithic cave siteKermanshahi1398, CC0, Wikimedia Commons

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Lessons From Kennewick Man

Kennewick Man’s discovery sparked critical discussions about archaeology, ethics, and Indigenous rights. Today, many researchers work in partnership with tribes to ensure respectful and ethical studies.

A screenshot of the documentary Ancient VoicesBBC, Ancient Voices (1998)

A Legacy That Lives On

Kennewick Man’s final burial marked the end of a decades-long dispute. However, his discovery continues to shape discussions about history, science, and cultural identity.

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A screenshot of the movie 10000 BCWarner Bros., 10000 BC (2008)

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