Most people believe rainforests are the lungs of our planet, pumping out vast amounts of the oxygen we breathe. This compelling image has shaped environmental campaigns and political speeches for ...

Scientists warn oxygen is declining across oceans and freshwater systems, threatening aquatic life, food supplies and Earth's ...

Rivers, streams, lakes, and reservoirs aren't just scenic parts of our landscape -- they're also vital engines for life on Earth. These inland waters 'breathe' oxygen, just like we do. But a new study ...

When it comes to diatoms that live in the ocean, new research suggests that photosynthesis is not the only strategy for accumulating carbon. Instead, these single-celled plankton are also building ...

Some periods in Earth history are so different from our own that they may as well belong to another planet. Many people are interested in the age of dinosaurs, or the Ice Ages, but it is an ...

Recent studies and warnings from NASA have sparked global concern about the long-term sustainability of Earth’s oxygen supply. The implications of a diminishing oxygen reserve are profound, ...