storms

Lightning is less common over the ocean than land, new research suggests that aerosols such as salt from sea spray may be the reason.

Lightning produces chemical compounds that may play an important role in removing air pollutants.

by Jenna Lang figures by Hannah Zucker At some point during my lifetime, Harvard’s campus will flood.  The waters of Boston Harbor will rush around the Charles River dam and surge onto the Harvard Business School campus on one side of the…