Summary
Written by a model from the transcript; not yet reviewed.
The episode explores Kent's Cavern in Torquay, widely known as Britain's first home, where archaeologists are conducting new excavations to uncover secrets from the Ice Age. The host visits the deep South Sally Port trench with Dr Helen Fugas and lead excavator John Bolton from the University of Bristol. They explain how modern scientific techniques, including wet sieving, laser measurements, micro-morphology, and ancient DNA analysis, are extracting immense data from tiny bone fragments and intact sediment pockets left undisturbed since William Pengelly's systematic 19th-century digs. The discussion highlights the significance of finding early human fossils like the KC4 jawbone, the distribution of leaf-shaped stone tools, and what the presence of Ice Age fauna such as cave hyenas reveals about ancient human migration and environments.
- Targeted, small-scale excavations combined with wet sieving ensure that even minuscule bone fragments and teeth are successfully recovered for analysis. 41:39
- Recording spatial data using laser levels and total stations allows researchers to map archaeological finds to the nearest couple of millimeters. 51:49
- Advanced laboratory methods can extract ancient DNA from sediment and small bone splinters to identify species when morphological features are invisible. 57:15
Chapters
- 0:00Podcast Intro and Sponsorships
The episode opens with host Tristan Hughes introducing the show, advertising sponsors, and setting the stage for the on‑location adventure.
- 3:08Arrival at Kent's Cavern
Tristan arrives at Kent's Cavern, describing its geology and the significance of the earliest Homo sapiens jawbone found there.
- 5:00Meet Dr Helen Fugas and the New Excavation
Helen Fugas explains the current dig, the targeted trench, and the goal of uncovering intact sediments and new artefacts.
- 8:56Historical Context of Kent's Cavern
Helen recounts the cave’s excavation history from the 19th century to present, highlighting Pengelly’s systematic approach and the 1927 KC4 jawbone discovery.
- 17:56The KC4 Fossil and Dating Debates
Discussion of the KC4 jawbone’s radiocarbon dating, contamination concerns, and the debate over its true age.
- 21:33Leaf‑Point Tools and the LRJ Culture
Helen describes leaf‑point (LRJ) stone tools, their distribution across Europe, and their significance for understanding early Homo sapiens presence.
- 26:38Faunal Assemblages and Hyena Dens
The team examines the cave hyena remains, other Ice Age fauna, and evidence that the cave may have served as a hyena den.
- 32:36Future Work and Research Goals
Helen outlines the planned excavation seasons, the search for more LRJ points and human remains, and the use of advanced lab techniques to analyze tiny bone fragments.
- 48:02Excavation Tools and Field Techniques
The team discusses the practical aspects of digging, including the use of trowels, small tools, and careful handling of bone and stone artefacts.
- 50:09Micro‑Morphology, DNA, and Laser Leveling
New analytical methods such as micro‑morphology columns, DNA sampling, and laser leveling are introduced to enhance data collection.
- 51:44Precision Measurement and 3D Modelling
The use of a total station, photogrammetry, and 3D models provides millimetre‑level accuracy for trench mapping and artefact placement.
- 53:21Small Trench Strategy and Future Work
The benefits of small, targeted trenches over large ones are highlighted, along with plans for continued excavation in the South Saddle Port.
Highlights
- 3:41
Exploring Britain's Earliest Homeinsight
The host introduces Kent's Cavern in Torquay, a glittering underground labyrinth famous for yielding the earliest evidence of modern humans in Britain, including a human jawbone dating back over 40,000 years.
- 13:47
Pengelly's 19th-Century Grid Systemstrategy
The guest explains how 19th-century scientist William Pengelly revolutionized cave archaeology by using a meticulous prism system to record spatial information, allowing modern researchers to locate intact sediment pockets.
- 15:46
Discovering the KC4 Jawbonedata
On March 14, 1927, excavators in the cave's vestibule found a human jawbone fragment with three teeth attached, which became recognized as the oldest Homo sapiens fossil found in Britain and northwestern Europe.
- 26:38
The excavation uncovers remains of cold-adapted cave hyenas, woolly rhinoceroses, woolly mammoths, and reindeer, proving that Britain's landscape during the Ice Age supported diverse megafauna alongside pioneering humans.
- 39:11
Reevaluating Leaf Points in Germanyinsight
Recent excavations at a site in Germany linked specific leaf-shaped stone tools to Homo sapiens rather than Neanderthals, prompting researchers to reexamine assemblages across Europe.
- 44:15
Distinguishing Intact Sedimentsstory
The lead excavator points out a sharp cut edge feature in the trench caused by animal burrowing and historical treasure hunting, contrasting it with the adjacent intact Ice Age cave earth.
- 52:14
Precision Mapping with Lasersstrategy
The team uses a total station device to measure all small finds and stratigraphical boundaries to the nearest couple of millimeters, enabling the creation of precise 3D photogrammetry models.
Quotes
“This is a glittering underground labyrinth. I can see stalagmites pushing up with all their might from the ground and stalagmites hanging tight to the ceiling above.”
Unnamed speaker · 3:23 “A human jawbone dating back more than 40,000 years.”
Unnamed speaker · 3:50 “He came up with a brand new system, which he called his Prism System.”
Unnamed speaker · 13:47 “The fossil was directly radiocarbon dated in the 1980s to about 35,000 years old, which made it the oldest Homo sapiens we have.”
Unnamed speaker · 18:01 “We have a huge amount of methods which are available to us now to analyze all of the different types of things that we're excavating out of the trench.”
Unnamed speaker · 6:49 “we've got high potential to find more stone tools.”
Unnamed speaker · 48:02 “And then is it just seeing if there might be another one underneath, or just…”
Unnamed speaker · 49:00 “So there could be animal and human DNA in there that you can't see with the naked eye, that you can see lab research from from that little extra bit of the trench.”
Unnamed speaker · 51:28 “We we need to remove very minimal amounts.”
Unnamed speaker · 53:21 “It's a level of care that opens up incredible possibilities for what might still be hidden beneath the cave floor.”
Unnamed speaker · 55:12
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About this episode
What was it like to share Britain with Neanderthals and cave hyenas 40,000 years ago? Tristan Hughes ventures deep underground to Kents Cavern, a glittering labyrinth affectionately known as Britain’s first home. He's joined by archaeological scientist Dr. Helen Fewlass on a live, groundbreaking excavation. Together they discover how cutting-edge science and ancient stone tools are rewriting the story of the first Homo sapiens. MORE: Britain's First Dog Listen on Apple https://podcasts.apple.com/gb/podcast/britains-first-dog/id1520403988?i=1000758385575 Listen on Spotify https://open.spotify.com/episode/69Edfr9FrG5C0dOUUX9ID3 Ice Age Britain: Finding the First Homo sapiens Listen on Apple https://podcasts.apple.com/us/podcast/ice-age-britain-finding-the-first-homo-sapiens/id1520403988?i=1000645618843 Listen on Spotify https://open.spotify.com/episode/4u19HuMXM6JlicPr8FGok3 Presented by Tristan Hughes. Edited by Aidan Lonergan. Produced by Joseph Knight. The senior producer is Anne-Marie Luff. All music courtesy of Epidemic Sounds The Ancients is a History Hit podcast. History Hit is part of Little Dot Studios, a Certified B Corp™ Want even MORE Ancients? Sign up to History Hit for hundreds of hours of original documentaries, with a new release every week, PLUS ad-free, early access podcasts AND exclusive subscriber-only Ancients episodes. Sign up at https://www.historyhit.com/subscribe. The Arrival project is funded by the European Union. Views and opinions expressed are however those of the PI only and do not necessarily reflect those of the European Union or European Research Council. Neither the European Union nor the granting authority can be held responsible for them. Hosted on Acast. See acast.com/privacy https://acast.com/privacy for more information.
Transcript
11,415 words · 7 speakers
Topics
- Britain
- Kent's Cavern
- DNA
- Torquay
- Torquay Natural History Society
- North East Gallery
- Rannus
- Poland
- South Saddle Port
- Torquay Natural History Museum
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