The science pros at The King of Random show how to make invisible ink at home with simple materials.

EFFINGHAM COUNTY, Ga. (WTOC) - In this Summer Science experiment students at Effingham College and Career Academy show us how to create invisible ink using a lemon. - When the lemon juice is heated a ...

It is a classic rite of passage for nerdy kids to write secret messages using lemon juice. If you somehow missed that, you can’t see the writing until you heat the paper up with, say, an old-fashioned ...

Need some gifts for your kids, grandkids, nieces and nephews? More specifically, gifts they won't toss aside as soon as they open them? We've got the goods: Maleden Invisible Ink Pens. These ...

Invisible Ink is one of the standout features Apple introduced to iMessage back in 2016, part of a suite of message effects designed to make texting feel more expressive. While others like "Slam" and ...

Ina Sava Gallis shows a sample of an optical tag with the Sandia logo under an ultra violet light. (Photo by Craig Fritz) A high-tech invisible ink invented at Sandia National Laboratories could ...

"Invisible Ink" is something like a painting of roses, but in reverse. Instead of image without fragrance, we get fragrance without image. Though rose is not an apt botanical analogy here: Venus fly ...