A solid theory of human consciousness eludes us, which is why seemingly fringe ideas such as those that rely on quantum effects in the brain are still worth pursuing.
Deary, I.J., Cox, S.R. & Hill, W.D. Genetic variation, brain, and intelligence differences. Mol Psychiatry 27, 335–353 (2022). https://doi.org/10.1038/s41380-021-01027-y.
The first working graphene semiconductor outperformed silicon, suggesting that the supermaterial could be the future of electronics.