population genetics
When did human chromosome 2 fuse?
More and more, it looks like this event happened shortly before a million years ago, in the common ancestors of Neandertal, Denisovan, and African ancestral humans.
![When did human chromosome 2 fuse?](/content/images/size/w1460/2023/08/chromosome-2-telomere-fluorescence-hybridization-image-ijdo-1991.jpg)
Ghostbusters of human origins
Humans tend to mix and interact with each other. Geneticists are once again starting to take that seriously, changing their view of our origins.
![Meme with the four movie Ghostbusters crossing the streams](/content/images/size/w1460/2023/05/ghostbusters-cross-the-streams-meme.jpg)