Those seeking to profit from fentanyl and governments seeking to control its supply are locked in a never-ending competition, with each new countermeasure spurring further innovation to circumvent it…

The annual convening of Climate Week in New York has become one of the largest globally for climate reform, but can the events shore up meaningful commitments amid the worsening effects of global war…

The closely watched elections on July 28 will determine whether incumbent President Nicolás Maduro wins a third term or allows a democratic transition.

The Supreme Court’s recent ruling to limit federal agencies’ power to interpret laws will have major implications for U.S. climate and environmental policies.

The new U.S. aid package will reestablish a critical flow of weapons to Ukraine’s military, but the war will hinge greatly on which side can ramp up and sustain its firepower and troop numbers in the…

The new defense treaty demonstrates a growing closeness between the two pariah states that is likely to make the rest of the world uneasy.

Governments and companies are embracing new emissions-reducing technologies that pull carbon dioxide out of the atmosphere. But it is uncertain whether this can work at the scale and in the time nece…

Manila has fully allied with Washington amid increasingly dangerous standoffs with Beijing in the South China Sea, heightening the prospect of a wider war.