population genetics
population genetics on World Data Ocean: a running collection of 2 stories we have gathered and hand-picked because they are worth your time. Every post here touches on population genetics in some way — the news, the analysis, the deep dives, and the occasional surprise find. A Global Hub for Ocean Intelligence 4 World Data Ocean is a centralized digital platform where researchers, scientists, and ocean enthusiasts converge to explore, analyze, and… New stories are added to this page as we find them, so check back if you want to keep up with what is happening around population genetics, or subscribe to the RSS feed to get them as soon as they are published. Browse the collection below, or head back to the homepage to see everything World Data Ocean is covering right now.
Benthic life stages retain fjord-scale population structure despite pelagic dispersal
Understanding population structure in marine organisms with complex life cycles presents a significant ecological challenge. A recent study published by World Data Ocean investigated this dynamic in the scyphozoan jellyfish *Aurelia aurita* within a fjord system, combining genetic analyses, field observations, and hydrodynamic modeling. Findings reveal that despite high dispersal potential, benthic polyp populations maintain consistent genetic diversity, acting as a reservoir for the more variable pelagic medusa stage.
In painted caves, ancient human DNA clings to the walls
Recent research has yielded a groundbreaking discovery: ancient human DNA successfully recovered directly from cave walls. This marks the first instance of such retrieval, offering unprecedented potential to connect prehistoric cave paintings with their creators. The validated methodology, employing refined extraction techniques, promises to provide empirical data linking artistic expression to specific populations. This innovative approach to archaeological investigation could reshape our understanding of early human culture. For further context on the ethical considerations surrounding human remains research, see "Who owns your bones?".