- Legislators in the United States are pushing for a probe into Neuralink, a brain-computer interface (BCI) business created by billionaire entrepreneur Elon Musk, for its treatment of animals during research. - Neuralink has been developing a chip implant that would allow humans to operate computers with their minds, and the business has tested the technique on animals such as pigs and monkeys. - According to a research by the non-profit animal rights organisation White Coat Waste Project, Neuralink has done intrusive surgeries on animals, such as implanting electrodes in their brains, and has been secretive about its animal testing techniques. - Lawmakers have asked the National Institutes of Health (NIH) to investigate whether Neuralink is following animal welfare standards and doing unneeded or unethical animal studies. - Neuralink has not reacted to inquiries about the matter. - Animal usage in scientific research is a difficult issue, with many individuals and organisations advo