Drugs from the deep: scientists explore ocean frontiers

Some send divers in speed boats, others dispatch submersible robots to search the seafloor, and one team deploys a "mud missile"—all tools used by scientists to scour the world's oceans for the next potent cancer treatment ...

Study: Smoke particles from wildfires can erode the ozone layer

A wildfire can pump smoke up into the stratosphere, where the particles drift for over a year. A new MIT study has found that while suspended there these particles can trigger chemical reactions that erode the protective ...