What's as big as a polar bear, swallows its prey whole, and swims at forty miles an hour? It's not a shark or a killer whale... it's the Atlantic bluefin tuna— the largest and longest-lived of the 15 tuna species. Its unique set of adaptations make it one of the most dominant predators in the ocean. Grantly Galland and Raiana McKinney detail how...

Long ago, the ancestral gods of Fiji settled on the Pacific archipelago. They eventually metamorphosed into various forms, with the god Dakuwaqa transforming into a shark. But he was unsatisfied. He became proud and greedy and wanted to establish himself as the mightiest god, and dominate all of Fiji’s islands. Raiana McKinney and Esther Wozniak...

"That young man taught me that most of what I thought I knew about gun violence, was actually a myth," says emergency physician and AFFIRM Chief Research Officer Dr. Megan Ranney. In this inspiring talk, she shares what she has learned about what gun violence really is, why public health can work to solve it, her mission to create change.... an...