radiocarbon dating

Radioactive Traces in Tree Rings Reveal Earth’s History of ‘Radiation Storms’

nuclear testing, nuclear weapon tests, Castle Bravo, amphipods, hadal zone, pelagic zone, abyssal zone, abyssopelagic zone, radiocarbon dating, carbon-14, nuclear fallout, microplastics, plastic pollution, biological magnification, Woods Hole Oceanographic Institution,

Effects of 20th Century Nuke Tests Have Reached the Bottom of Earth’s Oceans

One of the footprints found on Calvert Island, found to be ~13,000 years old. Credit: Duncan McLaren

North America’s First Immigrants May Have Walked Along the Beach to Go South