A study suggests primordial black holes may make planets and moons near us wobble. If measured experimentally, this will provide the first concrete proof such objects exist.

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.