Starship Test Flight March 14, Microplastics Increase Heart Risk, Maine Shooter's Brain Damage Linked, Mammoth De-Extinction Project, and more...

(0:10): SpaceX's Starship Eyes Milestone Test Flight on March 14(2:23): Study Links Microplastics in Arteries to Higher Heart Risk(4:15): Report Links Maine Shooter's Brain Damage to Army Training Blasts(5:49): Reviving the Ice Age: Colossal Biosciences Reprograms Elephant Cells for Mammoth De-Extinction(7:46): 1.4 Million-Year-Old Tools in Ukraine Suggest Early Human Expansion into EuropeTo subscribe visit https://www.brief.news.For more updates in your inbox each morning visit www.brief.news. Image credit: CNET