Science Has a Name for What’s Plaguing the Reflecting Pool
Donald Trump has a new nemesis, with a name worthy of a supervillain: Scenedesmus.
The Reflecting Pool on the National Mall has become the country’s most high-profile science experiment, with workers battling against nature. After a week of combat, they have essentially killed off one type of algae infesting the pool, only to create the conditions for a new type to take over.



