{"id":536,"date":"2025-09-12T00:33:09","date_gmt":"2025-09-12T00:33:09","guid":{"rendered":"https:\/\/spearnet.org\/?p=536"},"modified":"2025-11-04T14:33:50","modified_gmt":"2025-11-04T22:33:50","slug":"dating-methods-for-human-animal-and-plant-material","status":"publish","type":"post","link":"https:\/\/spearnet.org\/es\/2025\/09\/12\/dating-methods-for-human-animal-and-plant-material\/","title":{"rendered":"Dating Methods for Human, Animal, and Plant Material"},"content":{"rendered":"<div style=\"display:flex; gap:10px;justify-content:flex-end\" class=\"wps-pgfw-pdf-generate-icon__wrapper-frontend\">\n\t\t<a  href=\"https:\/\/spearnet.org\/es\/wp-json\/wp\/v2\/posts\/536?action=genpdf&amp;id=536\" class=\"pgfw-single-pdf-download-button\" target=\"_blank\"><img src=\"https:\/\/spearnet.org\/wp-content\/plugins\/pdf-generator-for-wp\/admin\/src\/images\/PDF_Tray.svg\" title=\"Generar PDF\" style=\"width:auto; height:45px;\"><\/a>\n\t\t<\/div>\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\" open><summary><\/summary>\n<h4 class=\"wp-block-heading\"><strong>Introduction<\/strong><\/h4>\n\n\n\n<p class=\"\">One of the key questions in studying the past is the age of the Earth and its inhabitants. Scientists use a variety of dating methods to estimate the ages of human, animal, and plant material. Some methods measure radioactive decay; others study growth patterns or historical records. These methods are often discussed in relation to the Bible\u2019s account of creation and the flood. By examining dating methods and comparing them with Scripture, believers can gain a deeper understanding of both the insights and the limitations of science.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Time and the Bible<\/strong><\/h4>\n\n\n\n<p class=\"\">The Bible frames history with clear time markers:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"\">The <strong>creation<\/strong> week in <a>Genesis 1<\/a>.<\/li>\n\n\n\n<li class=\"\">Genealogies from Adam to Abraham in <a>Genesis 5<\/a> and <a>Genesis 11<\/a>.<\/li>\n\n\n\n<li class=\"\">The flood in <a>Genesis 7<\/a>.<\/li>\n<\/ul>\n\n\n\n<p class=\"\">Scripture presents history as real and ordered, but does not provide precise scientific chronology. Dating methods attempt to fill that gap, offering approximate ages for materials.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"has-text-align-right\"><em>Copied from the NOAA.gov website<\/em><\/p>\n<\/blockquote>\n\n\n\n<figure class=\"wp-block-image alignright size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"545\" height=\"532\" data-attachment-id=\"537\" data-permalink=\"https:\/\/spearnet.org\/es\/2025\/09\/12\/dating-methods-for-human-animal-and-plant-material\/radiocarbon_decay\/\" data-orig-file=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/radiocarbon_decay.jpg?fit=545%2C532&amp;ssl=1\" data-orig-size=\"545,532\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"radiocarbon_decay\" data-image-description=\"&lt;p&gt;radiocarbon_decay&lt;\/p&gt;\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/radiocarbon_decay.jpg?fit=545%2C532&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/radiocarbon_decay.jpg?fit=545%2C532&amp;ssl=1\" alt=\"\" class=\"wp-image-537\" style=\"width:366px;height:auto\" srcset=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/radiocarbon_decay.jpg?w=545&amp;ssl=1 545w, https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/radiocarbon_decay.jpg?resize=300%2C293&amp;ssl=1 300w\" sizes=\"auto, (max-width: 545px) 100vw, 545px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Radiocarbon Dating<\/strong><\/h4>\n\n\n\n<p class=\"\"><strong>Radiocarbon<\/strong> dating measures the decay of carbon-14 in organic material.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"\">Living organisms absorb carbon-14 while alive.<\/li>\n\n\n\n<li class=\"\">After death, carbon-14 decays with a half-life of about 5,730 years.<\/li>\n\n\n\n<li class=\"\">Measuring the remaining carbon-14 allows for the estimation of the time since death.<\/li>\n<\/ul>\n\n\n\n<p class=\"\">Useful for dating wood, bones, and plant remains up to about 50,000 years, radiocarbon dating has limitations. Contamination, calibration, and assumptions about past carbon levels affect accuracy.<\/p>\n\n\n\n\n\n<h4 class=\"wp-block-heading\">Potassium-Argon and Argon-Argon Dating<\/h4>\n\n\n\n<figure class=\"wp-block-image alignleft size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"616\" height=\"280\" data-attachment-id=\"549\" data-permalink=\"https:\/\/spearnet.org\/es\/2025\/09\/12\/dating-methods-for-human-animal-and-plant-material\/k-ar-dating-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/K-Ar-Dating-1.jpg?fit=616%2C280&amp;ssl=1\" data-orig-size=\"616,280\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"K-Ar-Dating\" data-image-description=\"&lt;p&gt;K-Ar-Dating&lt;\/p&gt;\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/K-Ar-Dating-1.jpg?fit=616%2C280&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/K-Ar-Dating-1.jpg?fit=616%2C280&amp;ssl=1\" alt=\"\" class=\"wp-image-549\" style=\"width:684px;height:auto\" srcset=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/K-Ar-Dating-1.jpg?w=616&amp;ssl=1 616w, https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/K-Ar-Dating-1.jpg?resize=300%2C136&amp;ssl=1 300w\" sizes=\"auto, (max-width: 616px) 100vw, 616px\" \/><\/figure>\n\n\n\n<p class=\"\">These methods measure radioactive decay in volcanic rocks.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"\"><strong>Potassium-40<\/strong> decays into <strong>argon-40<\/strong> with a long half-life.<\/li>\n\n\n\n<li class=\"\">Measuring ratios estimates when the rock solidified.<\/li>\n\n\n\n<li class=\"\">Useful for older samples beyond radiocarbon\u2019s range.<\/li>\n<\/ul>\n\n\n\n<p class=\"\">Challenges include assumptions about initial conditions and the potential for argon loss or gain.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"\"><em>Copied from Smithosonian<\/em><\/p>\n<\/blockquote>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><\/blockquote>\n\n\n\n<h4 class=\"wp-block-heading\">Uranium-Lead Dating<\/h4>\n\n\n\n<p class=\"\"><strong>Uranium isotopes<\/strong> decay into lead over billions of years. By measuring ratios in zircon crystals, scientists estimate the ages of some of the Earth\u2019s oldest rocks.<\/p>\n\n\n\n<p class=\"\">This method supports long time scales but depends on assumptions of closed systems and constant decay rates.<\/p>\n\n\n\n<figure class=\"wp-block-image alignright size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"429\" height=\"261\" data-attachment-id=\"539\" data-permalink=\"https:\/\/spearnet.org\/es\/2025\/09\/12\/dating-methods-for-human-animal-and-plant-material\/cross-section\/\" data-orig-file=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/cross-section.jpg?fit=429%2C261&amp;ssl=1\" data-orig-size=\"429,261\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"cross-section\" data-image-description=\"&lt;p&gt;cross-section&lt;\/p&gt;\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/cross-section.jpg?fit=429%2C261&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/cross-section.jpg?fit=429%2C261&amp;ssl=1\" alt=\"\" class=\"wp-image-539\" style=\"width:445px;height:auto\" srcset=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/cross-section.jpg?w=429&amp;ssl=1 429w, https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/cross-section.jpg?resize=300%2C183&amp;ssl=1 300w\" sizes=\"auto, (max-width: 429px) 100vw, 429px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Dendrochronology (Tree-Ring Dating)<\/strong><\/h4>\n\n\n\n<p class=\"has-text-align-left\"><strong>Tree rings<\/strong> provide another dating method. Each year, trees add a growth ring. By counting and cross-referencing rings, scientists reconstruct climate patterns and date wooden artifacts.<\/p>\n\n\n\n<p class=\"\">This method has been precise for thousands of years and helps calibrate radiocarbon dating. It illustrates the usefulness of multiple methods working together.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Varve Counting and Ice Cores<\/h4>\n\n\n\n<p class=\"\">Sedimentary layers (varves) and <strong>ice cores<\/strong> provide chronological records.<\/p>\n\n\n\n<figure class=\"wp-block-image alignleft size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"610\" height=\"407\" data-attachment-id=\"540\" data-permalink=\"https:\/\/spearnet.org\/es\/2025\/09\/12\/dating-methods-for-human-animal-and-plant-material\/ice_core\/\" data-orig-file=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/ice_core.jpg?fit=610%2C407&amp;ssl=1\" data-orig-size=\"610,407\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"ice_core\" data-image-description=\"&lt;p&gt;ice_core&lt;\/p&gt;\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/ice_core.jpg?fit=610%2C407&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/ice_core.jpg?fit=610%2C407&amp;ssl=1\" alt=\"\" class=\"wp-image-540\" style=\"width:562px;height:auto\" srcset=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/ice_core.jpg?w=610&amp;ssl=1 610w, https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/ice_core.jpg?resize=300%2C200&amp;ssl=1 300w\" sizes=\"auto, (max-width: 610px) 100vw, 610px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"has-text-align-right\"><em>Copied from the <a href=\"https:\/\/www.researchgate.net\/journal\/Journal-of-Materials-Education-0738-7989?_tp=eyJjb250ZXh0Ijp7ImZpcnN0UGFnZSI6InB1YmxpY2F0aW9uIiwicGFnZSI6InB1YmxpY2F0aW9uIiwicHJldmlvdXNQYWdlIjoiX2RpcmVjdCJ9fQ\">Journal of Materials Education<\/a>&nbsp;32(3-4):125-138<\/em><\/p>\n<\/blockquote>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"\">Lakes form annual sediment layers.<\/li>\n\n\n\n<li class=\"\">Polar ice cores preserve yearly bands of snowfall.<\/li>\n<\/ul>\n\n\n\n<p class=\"\">These records can extend back tens of thousands of years. While widely used, interpretation depends on assumptions about annual consistency.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">DNA and Molecular Clocks<\/h4>\n\n\n\n<p class=\"\">Scientists also estimate timelines using the rates of DNA mutations. By comparing genetic differences among species, they infer divergence times.<\/p>\n\n\n\n<p class=\"\">These estimates are highly debated, as mutation rates vary. Still, they provide relative timelines for human and animal history.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"\"><em><em>Copied from the NOAA.gov website<\/em><\/em><\/p>\n<\/blockquote>\n\n\n\n<h4 class=\"wp-block-heading\">Challenges for Biblical Faith<\/h4>\n\n\n\n<p class=\"\">Dating methods often suggest ages older than a literal reading of Genesis genealogies. This creates tension for some believers.<\/p>\n\n\n\n<p class=\"\">Responses include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"\"><strong>Young-earth view.<\/strong> Argues that methods are flawed due to assumptions or flood effects.<\/li>\n\n\n\n<li class=\"\"><strong>Old-earth view.<\/strong> Accepts scientific ages, interpreting Genesis days as symbolic or extended periods.<\/li>\n\n\n\n<li class=\"\"><strong>Middle positions.<\/strong> Propose gaps in genealogies or localized flood models.<\/li>\n<\/ul>\n\n\n\n<p class=\"\">The key is affirming God as Creator while acknowledging human limitations.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">The Reliability and Limits of Dating<\/h4>\n\n\n\n<p class=\"\">All dating methods rely on assumptions: initial conditions, constancy of decay, and closed systems. Small changes in assumptions yield different results.<\/p>\n\n\n\n<p class=\"\">Scripture reminds us that human knowledge is limited: \u201cFor my thoughts are not your thoughts, neither are your ways my ways, saith the LORD\u201d (<a>Isaiah 55:8<\/a>).<\/p>\n\n\n\n<p class=\"\">Science provides valuable tools, but certainty rests in God\u2019s Word.<\/p>\n\n\n\n<figure class=\"wp-block-image alignright size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" data-attachment-id=\"570\" data-permalink=\"https:\/\/spearnet.org\/es\/2025\/09\/12\/dating-methods-for-human-animal-and-plant-material\/god_creator\/\" data-orig-file=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/God_Creator.jpg?fit=1024%2C1024&amp;ssl=1\" data-orig-size=\"1024,1024\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"God_Creator\" data-image-description=\"&lt;p&gt;God_Creator&lt;\/p&gt;\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/God_Creator.jpg?fit=1024%2C1024&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/God_Creator.jpg?fit=1024%2C1024&amp;ssl=1\" alt=\"\" class=\"wp-image-570\" style=\"width:429px;height:auto\" srcset=\"https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/God_Creator.jpg?w=1024&amp;ssl=1 1024w, https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/God_Creator.jpg?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/God_Creator.jpg?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/spearnet.org\/wp-content\/uploads\/2025\/09\/God_Creator.jpg?resize=768%2C768&amp;ssl=1 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">Application for Believers<\/h4>\n\n\n\n<p class=\"\">Believers can learn from dating methods without compromising faith:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"\">Appreciate science as exploring God\u2019s creation.<\/li>\n\n\n\n<li class=\"\">Recognize both the insights and limitations of human methods.<\/li>\n\n\n\n<li class=\"\">Hold firmly to God as Creator regardless of timelines.<\/li>\n\n\n\n<li class=\"\">Focus on the Bible\u2019s message: God made us, sin corrupted creation, and redemption comes through Christ.<\/li>\n<\/ul>\n\n\n\n<p class=\"\">As Paul reminds us, creation itself points to God\u2019s power (<a>Romans 1:20<\/a>).<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Conclusion<\/h4>\n\n\n\n<p class=\"\">Dating methods for human, animal, and plant material provide valuable information about the past, but they are not infallible. Radiocarbon, potassium-argon, uranium-lead, tree rings, varves, ice cores, and DNA all contribute valuable insights, but each also relies on certain assumptions. Scripture provides the theological framework: God is Creator, history is real, and redemption is His plan. Science explores the \u201chow,\u201d but the Bible reveals the \u201cwhy.\u201d<\/p>\n\n\n\n<p class=\"\">For a more in-depth review of current scientific dating methods, visit the Smithsonian National Museum of Natural History&#8217;s website: <a href=\"https:\/\/humanorigins.si.edu\/evidence\/dating\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/humanorigins.si.edu\/evidence\/dating<\/a>.<\/p>\n\n\n\n<p class=\"\"><em>All images copied from NASA.gov website<\/em><\/p>\n<\/details>","protected":false},"excerpt":{"rendered":"<p>The content discusses various dating methods used to estimate the ages of organic and geological materials, such as radiocarbon and potassium-argon dating. It highlights their implications for understanding biblical accounts of creation and emphasizes the limitations of these methods, advocating for a faith that reconciles science and Scripture while affirming God&#8217;s role as Creator.<\/p>","protected":false},"author":1,"featured_media":570,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","pagelayer_contact_templates":[],"_pagelayer_content":"","_spear_related_podcasts_enabled":"1","_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[11],"tags":[190,95,231,714,757,55,2642,249,2599,2641],"spear_bible_book":[],"class_list":["post-536","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-science","tag-archaeology","tag-covenant","tag-creation","tag-genesis","tag-history","tag-messiah","tag-psalms","tag-science","tag-scripture","tag-teaching"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Dating Methods for Human, Animal, and Plant Material - Spearnet<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/spearnet.org\/es\/2025\/09\/12\/dating-methods-for-human-animal-and-plant-material\/\" \/>\n<meta property=\"og:locale\" content=\"es_MX\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Dating Methods for Human, Animal, and Plant Material - Spearnet\" \/>\n<meta property=\"og:description\" content=\"The content discusses various dating methods used to estimate the ages of organic and geological materials, such as radiocarbon and potassium-argon dating. 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