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 ...

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 ...

Can we protect Earth from space weather?

In early September 1859, the Northern Lights could suddenly be seen as far south as the Caribbean. The cause was a geomagnetic solar storm—specifically a coronal mass ejection, now dubbed the Carrington Event, after the ...

page 1 from 24