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tag south africa culture genetics genomics

The Peopling of South America
Shawna Williams | Sep 1, 2020 | 10+ min read
While questions still outnumber answers, new findings from archaeology, genetics, and other disciplines are revealing surprising insights into the early cultures of the most recently populated continent.
Two agar plates superimposed on each other. One is empty while the other is growing multiple different cultured organisms, colored white, beige, and green.
Most Archaea and Bacteria Are Nameless. SeqCode Could Change That
Dan Robitzski | Sep 27, 2022 | 8 min read
The Scientist spoke with microbiologist William Whitman about a new system of nomenclature for prokaryotic organisms that can’t be cultured.
rock formation rising out of a plain
Ancient DNA Sheds New Light on Africa’s Stone Age
Sophie Fessl, PhD | Feb 23, 2022 | 6 min read
The oldest DNA yet isolated from humans in Africa reveals long-range migrations around 50,000 years ago, which likely played a role in the Middle to Later Stone Age transition.
Illustration showing a puzzle piece of DNA being removed
Large Scientific Collaborations Aim to Complete Human Genome
Brianna Chrisman and Jordan Eizenga | Sep 1, 2022 | 10+ min read
Thirty years out from the start of the Human Genome Project, researchers have finally finished sequencing the full 3 billion bases of a person’s genetic code. But even a complete reference genome has its shortcomings.
Genome Collector: A Profile of Charles Rotimi
Anna Azvolinsky | Oct 1, 2018 | 9 min read
The NIH epidemiologist has worked to ensure genetic health and population genetics studies contain data from African—not just European—populations.
blue-gloved hands pipetting from test tube
What’s Next for Ancient DNA Studies After the Nobel?
Mary Prendergast, The Conversation | Oct 5, 2022 | 4 min read
The award highlights tremendous opportunities for aDNA as well as challenges related to rapid growth, equity, and misinformation.
Africa needs basic science
Richard Gallagher | Jul 1, 2008 | 3 min read
Why science can save the future - not just the people - of these impoverished nations.
Seal Stowaways
Jyoti Madhusoodanan | Nov 1, 2014 | 4 min read
Pathogen traces recovered from Peruvian mummies suggest tuberculosis-causing bacteria rode from Africa to South America in pinnipeds.
A photo of a skeleton on a black background
Ancient DNA Boom Underlines a Need for Ethical Frameworks
Amanda Heidt | Jan 27, 2022 | 10+ min read
The field of ancient DNA, which combines archaeology and anthropology with cutting-edge genetics, is requiring scientists to have frank conversations about when research is justified and who it benefits.
Lack of Diversity in Genetic Datasets is Risky for Treating Disease
Ashley Yeager | Mar 21, 2019 | 6 min read
Certain populations have been historically underrepresented in genome sequencing studies, but the NIH, private clinics, and 23andMe and other companies are trying to fix that.

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