Can you read a book through it’s cover?
![Can you read a book through it’s cover? Can you read a book through it’s cover?](https://nature.berkeley.edu/garbelottoat/wp-content/uploads/book1.jpg)
Researchers have devised a clever method, using terahertz radiation, that can “see” through a stack of paper pages and distinguish ink from paper, making type readable. Terahertz radiation, unlike x-raysRead more . . .