If you’ve spent any time on the internet over the past few weeks, you’ve probably stumbled upon the glow-in-the-dark petunia that scientists genetically engineered to emit a continuous green glow.

Although the greenish glow is evident in released images of the monkey the researchers created, it isn’t so green as to suggest that 60 percent of the monkey’s cells came from donor material.

Petunias that glow in the dark are a thing now. The genetically modified flowers actually generate their own light, and are now legal to sell. Want to light up your life? What about a glow in the ...

Firefly petunias, genetically modified with bioluminescent mushroom DNA, glow in the dark. The glow, primarily from the flowers, is most vibrant in new blooms and is similar to moonlight.

As if this didn’t attract enough attention, we’ve now learned that they also glow in the dark. Biofluorescent organisms are everywhere, from mushrooms to fish to reptiles and amphibians ...