How Pharmaceuticals Get Into the Ocean: 6 Pathways Explained

Learn how pharmaceuticals get into the ocean through sewage, rain overflows, fish farms, and sunscreen, plus simple ways you can help cut this pollution.

Deep Seabed Permafrost: What It Is and How Scientists Mapped It

Deep seabed permafrost may cover about 7 million km² of the Arctic Ocean floor. Learn what it is, how scientists mapped it, and what is still unknown

4 Types of Ocean Sediments and What They Hold

Discover the 4 types of ocean sediments, from land dust to space dust, and the secrets each seafloor layer holds about ice ages and Earth's past.