At Aeon, Joe Hibbert on the difficulty of repairing the brain. At the Brain Blogger, a new study shows how we can purposefully destroy your dendrites that are important to a given memory.
CRISPR and the promise of editing our genomes is hot right now. Sara Reardon relays how the "Gene-editing record smashed in pigs." Ed Yong, in the Atlantic, gives a bit of a shrug at the news that this will help us create transplantable pig organs, though he says it is testament to the power of CRISPR.
Also by Ed Yong, the search for unique human genes.
Turning to cancer research, Carl Zimmer relays new studies about why elephants may not get cancer that often, despite that they have a great many replicating cells. Ken Weiss, at the blog The Mermaid's Tale, suggests that the elephants cancer fighting activity might be mostly useful only to the elephant's biology.