Biotech

Applying network theory to HIV’s structure has revealed the most valuable—and vulnerable—parts of the virus 

The IUD is held up as the gold standard of contraception. That says a lot about the slothful pace of innovation

Technical advances are driving a boom in egg freezing, which promises to let women put off pregnancy indefinitely. But will the science live up to the hype?

A new algorithm accurately identified more than 90 percent of people who would advance to an Alzheimer’s diagnosis in about six years 

New study gets closer to restoring natural communication for those who cannot speak

Treatment restores immune-system function in young children with severe disorder

The restoration of some structures and cellular functions in pig brains hours after death could intensify debates about when human organs should be removed for transplantation, warn Stuart Youngner and Insoo Hyun

Researchers need guidance on animal use and the many issues opened up by a new study on whole-brain restoration, argue Nita A. Farahany, Henry T. Greely and Charles M. Giattino

A review concluded that the scientists did not take part in a Chinese researcher’s experiment to edit the genomes of twin human embryos

Known for climate change work, the pioneer says global warming, AI and genetic engineering are self-inflicted threats to humanity

Discovery of odorous markers for neurodegenerative disease

Loss of collagen protein depletes renewal cells that serve as skin’s fountain of youth