Scientists have made a groundbreaking discovery in the Grand Canyon, revealing tiny fossils of crustaceans and mollusks over 540 million years old. This ancient find offers new insights into a pivotal moment in Earth’s history, when complex life first emerged in the oceans. Lead paleontologist Giovanni Mussini led the team that uncovered these tiny treasures, shedding light on one of the most significant events in the evolution of animal life.
Source: https://www.nytimes.com/2025/07/23/science/grand-canyon-fossils-cambrian-explosion.html