It’s a blog post. Basically everything there is not controversial in the relevant fields.

The difference in spatial rotation is extremely well replicated:https://www.researchgate.net/publication/19086027_Emergence_...

The difference in grip strength:https://www.ncbi.nlm.nih.gov/m/pubmed/17186303/

It just is the case that professional women’s sports teams lose to male high school teams regularly:https://www.google.ca/amp/s/www.yahoo.com/amphtml/sports/blo...

I don’t think lack of citations is your true objection.