Earlier this year, President Donald Trump described the Lincoln Memorial Reflecting Pool as “absolutely filthy,” vowing to ...

Trump’s effort to renovate the pool on the National Mall ahead of the United States’ 250th anniversary has hit another snag.

About two weeks ago, President Donald Trump said work to restore the Reflecting Pool was finished. It has since turned green ...

President Trump's efforts to spruce up the Lincoln Memorial Reflecting Pool faced a snag this week, with algae turning the ...

The paint began peeling off the bottom of the reflecting pool just days after renovations. Hydrogen peroxide used to treat ...

The Trump administration wanted the surface of the Lincoln Memorial Reflecting Pool to be “American flag blue.” A ...

D onald Trump has a new nemesis, with a name worthy of a supervillain: Scenedesmus.

Forget Mars – Earth's oddest landscapes are stranger, closer and don't require a spacesuit ...

Blue pigment is absent in vertebrates. Learn the genetic reason why some bullfrogs appear bright blue in nature.

Q. You once wrote that blue pigment is not known to exist in any terrestrial or freshwater animals with backbones. I found a ...

God is in the Zeitgeist. There is a narrative abroad that younger generations are turning to religion even while society ...