Inserting human “mini-brains” into rodents has the potential to broaden scientists’ understanding of neurological disease, but raises quandaries about consciousness.

The UK-based organization encourages public debate about the issue but does not recommend immediate policy change.

The use of pronuclear transfer to treat infertility must first be backed by evidence it can work in cases where parents seek to avoid mitochondrial mutations.

The organs showed neural activity for up to 36 hours, adding fuel to discussions about the ethics of future neuroscientific research.

The BMJ inquiry finds that researchers presented only select results from animal experiments when applying for funding and approval for human trials.

The legislation removes restrictions for seriously ill patients to access experimental treatments that have not received FDA approval.

How to tell reputable journals from shady ones

John Robertson was known for his contributions to reproductive medicine ethics and for solidifying the scholarly connection between biomedicine and law.

Despite claims of preclinical success by a leading surgeon, doctors, scientists, and medical ethicists say the science is not ready.