“THEY’RE GLOWING! THEY’RE GLOWING! THEY’RE GLO-” I stopped, blushing in the dark microscope room. It was 3 a.m., but I was completely enamored with the ball of cells under my microscope. Twelve hours ago, I added a cloud of sperm to a dish of eggs and silently rooted for their successful union. Since then, I had injected the resulting embryos with chemicals to make them glow, then grafted the glowing tissues from one embryo onto another to reveal which regions were important for proper development.  Read more of the article here.

Source: From The Field – Biology Summer Camp | The Berkeley Science Review