Until they were first discovered in the 1970s, scientists had no idea of the existence of hydrothermal vents in the ocean floor and the unique biological communities that surround them. UGA Skidaway Institute researcher Natalie Cohen will explore hydrothermal vents in a virtual Evening @ Skidaway program titled “What’s so hot about hydrothermal vents?” on Tuesday, March 9, at 7p.m. Due to restrictions imposed by COVID-19, the talk will be presented virtually via Zoom. “Hydrothermal vents occur in the ocean…