The expeditions also revealed human-made pollutants in the Mariana Trench and Philippine Trench. Polychlorinated biphenyls (PCBs) — harmful chemicals used in electrical equipment and appliances ...

An extraordinary fossil bed in the arid grasslands of the Australian continent, called McGraths Flat, really is the Lagerstätte that keeps on giving. Just a few years after uncovering a trove of ...