The far-right Alternative for Germany (AfD) in the eastern state of Brandenburg is taking back its lawsuit against a domestic intelligence agency which had classified it as a suspected far-right extremist party six years ago, justice authorities said Friday. The announcement was made by the Potsdam Administrative Court.

A week before what the Indigenous Krenak people now call “the death of the river,” they say they could feel it coming. The birds stopped singing, the air grew heavy, and an unusual silence settled over their village in Minas Gerais, a southeastern Brazilian state where forested hills give way to the winding Doce River. A mining dam owned by Samarco — a joint venture between Brazilian company Vale and Anglo-Australian giant BHP Billiton — burst upstream near the town of Mariana, unleashing a to

A newly discovered celestial object may be a starless cloud that could change how astronomers understand dark matter.