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tag dna evidence culture evolution genetics genomics

DNA molecule.
Finding DNA Tags in AAV Stacks
Mariella Bodemeier Loayza Careaga, PhD | Mar 7, 2024 | 8 min read
Ten years ago, scientists put DNA barcodes in AAV vectors, creating an approach that simplified, expedited, and streamlined AAV screening. 
A close up of a tick held in a pair of forceps, with Kevin Esvelt’s face out of focus in the background.
CRISPR Gene Drives and the Future of Evolution
Hannah Thomasy, PhD | Mar 15, 2024 | 10+ min read
Genetic engineering pioneer Kevin Esvelt’s work highlights biotechnology’s immense potential for good—but also for catastrophe.
Yeast Made to Harvest Light Hint at Evolution’s Past
Kamal Nahas, PhD | Feb 21, 2024 | 6 min read
Scientists transferred light-harvesting proteins into yeast for the first time, shining a light on the past lives of eukaryotic cells.
Cellular DNA and epigenetics
Do Epigenetic Changes Influence Evolution?
Katarina Zimmer | Nov 1, 2022 | 10+ min read
Evidence is mounting that epigenetic marks on DNA can influence future generations in a variety of ways. But how such phenomena might affect large-scale evolutionary processes is hotly debated.
Illustrated map showing where evidence was found of the earliest humans
Infographic: Mixed Evidence on Human Occupation of the Americas
Emma Yasinski | May 2, 2022 | 3 min read
Diverse lines of evidence point to humans’ presence in the New World long before the dawn of Clovis culture. But rewriting this chapter of human history raises many questions about how these early people came to inhabit these continents.
illustration of neurons in blue and microglia in orange
Ancient Viral DNA Helps Mouse Brains Fight Infection
Natalia Mesa, PhD | Oct 24, 2022 | 3 min read
Mammals that give birth to live young may have evolved to make use of the remnants of viruses in their genomes to ward off pathogens, a study suggests. 
illustration of virus particles and DNA strands
Ancient Viral DNA Plays a Role in Human Disease and Development
Aidan Burn, The Conversation | Oct 19, 2022 | 4 min read
Viral remnants make up 8 percent of the human genome, and a new study finds that these sequences are still active in healthy people.
DNA Evidence Shows Ancient Humans and Dogs Migrated Together
Lisa Winter | Oct 31, 2020 | 3 min read
The study is the first to show a genomic relationship between dogs and humans on the move.
Neanderthal DNA in Modern Human Genomes Is Not Silent
Jef Akst | Sep 1, 2019 | 10+ min read
From skin color to immunity, human biology is linked to our archaic ancestry.
bacteria and DNA molecules on a purple background.
Engineering the Microbiome: CRISPR Leads the Way
Mariella Bodemeier Loayza Careaga, PhD | Mar 15, 2024 | 10+ min read
Scientists have genetically modified isolated microbes for decades. Now, using CRISPR, they intend to target entire microbiomes.

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