Science & Technology

It’s a presenter’s worst nightmare: after fiddling with the PowerPoint for weeks, the big day arrives, everyone gathers in the conference room, and dozens of expectant eyes stare down at you. But the computer won’t boot. And it suddenly dawns on you — with a shudder — that you don’t have any backup.
 
 

While most people concerned about potential health risks from fish focus on the mercury levels, researchers in a Tel Aviv University laboratory are seeking to determine the impact of the antibiotics in them.

“Fish farmers want the highest density of fish and that means less of an area for them to swim and an increased likelihood of them developing infections,” explained Arie Nesher, director of the university’s Porter School of Environmental Studies.