The Daily Northwestern

Northwestern researchers discover ‘firework’ in fertilization

Kelli Nguyen, Assistant Campus Editor

May 2, 2016

Filed under Campus, Science & Technology

Northwestern researchers discovered a “firework” that sparks when a human egg is injected with sperm enzyme and acts as an indicator to the egg’s fertility. The study, published in Scientific Reports, detailed a zinc spark that erupts when an egg is fertilized, with the size of the explosion directly measuring the egg’...