New research reveals that hunter-gatherers, not early farmers as previously thought, colonized the remotest Mediterranean islands, including Crete, Cyprus, and the Balearic Islands, thousands of years earlier than previously believed. Analysis of obsidian artifacts across these islands points to seafaring capabilities and extensive trade networks originating from mainland sources like Anatolia, Sardinia, and the Lipari Islands during the Epipaleolithic and early Mesolithic periods. This suggests sophisticated maritime navigation skills and a wider spread of these groups across the Mediterranean much earlier in prehistory than the established narrative allows, pushing back the timeline for island colonization by several millennia.
River bifurcations create fascinating, often overlooked islands. When a river splits into two distinct branches, the land between them becomes an island, technically defined as a "bifurcation island." These islands can be surprisingly large, sometimes spanning many square miles and supporting unique ecosystems. Unlike traditional islands surrounded by a single body of water, bifurcation islands are enclosed by the diverging branches of the same river, making their formation and existence a unique geographical phenomenon. The post highlights several examples, emphasizing the dynamic nature of these islands and how they are often missed on maps due to their unconventional formation.
Hacker News users discuss the fascinating geological process of river bifurcation and island formation. Several commenters highlight the dynamic nature of rivers and how easily they can change course, sometimes rapidly, leading to these unusual landmasses. Some users express surprise at the scale of these islands, previously unaware of their existence or formation method. A few share personal anecdotes about observing similar, albeit smaller-scale, phenomena. One commenter points out the ecological importance of these bifurcations, creating unique habitats. Another provides additional resources for learning more about river dynamics and geomorphology. The overall sentiment is one of appreciation for the natural world's complexity and the article's clear explanation of a less-known geological process.
The blog post "Obscure Islands I Find Interesting" highlights a collection of remote and unusual islands, focusing on their unique characteristics. From the artificial island of Hulhumalé built on reclaimed reef in the Maldives to the volcanic and sulfurous Iwo Jima, the author explores diverse geological formations and human interventions. The list includes North Sentinel Island, known for its uncontacted indigenous population, and Diego Garcia, shrouded in controversy due to its role as a military base. Each island is briefly described, emphasizing its distinct features, whether natural or man-made, and hinting at the stories and histories embedded within these isolated landmasses.
Hacker News users generally enjoyed the linked blog post about obscure islands. Several commenters shared their own favorite lesser-known islands or archipelagos, including the Socotra archipelago, St. Kilda, and the Kerguelen Islands. Some pointed out inaccuracies or omissions in the original post, such as the inclusion of Tristan da Cunha (which some argue is relatively well-known) and the exclusion of other remote islands. A few users appreciated the author's unique criteria for "obscure" and enjoyed the overall whimsical tone of the piece. There was also a brief discussion about the challenges and benefits of living on a remote island.
Summary of Comments ( 4 )
https://news.ycombinator.com/item?id=43673575
HN commenters discuss the logistical challenges of early seafaring, questioning the assumed simplicity of raft technology and navigation. Some highlight the difficulty of crossing open water without modern navigational tools, emphasizing the need for advanced knowledge of currents, winds, and stars. Others point out the physical demands of such journeys, suggesting the necessity of significant provisions and robust vessels, perhaps beyond simple rafts. The discussion also touches on the surprising distances covered and the implications for understanding early human migration and interaction. One commenter mentions the discovery of obsidian tools on the islands, further supporting the idea of intentional travel and trade networks. Finally, several users express fascination with the ingenuity and resilience of these early seafarers.
The Hacker News post titled "Hunter-gatherer sea voyages extended to remotest Mediterranean islands," linking to a Nature article, has generated several comments discussing the implications of the research.
Several commenters focus on the surprising maritime capabilities of early humans. One notes the impressive feat of navigating to these islands, considering the distances and lack of sophisticated technology. They find it remarkable that these hunter-gatherers possessed the navigational skills and boat-building technology necessary for such voyages, pushing back the timeline for advanced seafaring. Another commenter highlights the significance of this finding in understanding the spread of humans and cultural exchange during this period, suggesting it reveals a greater degree of interconnectedness than previously assumed. They also speculate about the motivations for these voyages, suggesting resource exploitation or exploration as possibilities.
Discussion also arises around the specific methods used in the research. One commenter inquires about the evidence used to determine seafaring activity, specifically asking about potential indicators like the presence of specific tools or resources on the islands that wouldn't be found natively. Another commenter discusses the challenges of definitively proving human presence and differentiating it from natural occurrences, highlighting the importance of rigorous analysis in archaeological studies.
Further comments touch on the broader context of the findings. One points to other instances of early seafaring discovered elsewhere in the world, suggesting this Mediterranean example is part of a larger pattern of human exploration and migration. Another commenter brings up the potential impact of rising sea levels on archaeological sites, emphasizing the importance of conducting this research before such sites become inaccessible. This commenter also raises the possibility of even earlier seafaring activities now submerged beneath the waves.
Finally, some comments offer more speculative or tangential thoughts. One user humorously contemplates the possibility of ancient shipwrecks filled with obsidian treasures waiting to be discovered. Another remarks on the romantic notion of these early explorers venturing into the unknown.
These comments demonstrate a general appreciation for the research and its implications for understanding human history, while also showcasing a healthy skepticism and curiosity about the methods and conclusions presented.