Human Migration into North America
https://www.nationalgeographic.com/science/2018/11/ancient-dna-reveals-complex-migrations-first-americans/
New Species of Human Discovered in the Philippines
NOTE: University subscription required: https://www.nature.com/articles/s41586-019-1067-9 General article: https://www.nationalgeographic...
The Effects of Active and Passive Participation in Musical Activity
(Requires University Subscription): https://www.ncbi.nlm.nih.gov/pubmed/12015810
An Introduction to the Endocrine System
https://www.khanacademy.org/science/health-and-medicine/advanced-endocrine-system#endocrine-system-introduction