Russia's Pavlyuchenkova was one point from winning a game for a 5-4 lead in the first set against Britain's Kartal on Sunday when a shot by Kartal landed long. But there was no ruling from Hawk-Eye ...

Recent research introduces a soft, injectable material designed for use in the eye to help protect and support damaged ...

SINCE the 1980s, Guyana has been described as a transit point for cocaine specifically (see National Geographic 1985, which highlights our involvement). This quest for economic backup in a world that ...

Plasmodium falciparum dihydroorotate dehydrogenase (PfDHODH), a key enzyme in the de novo pyrimidine biosynthesis pathway, which the Plasmodium falciparum relies on exclusively for survival, has ...