By entering certain strings of numbers and symbols into your phone's dialer, you can gain access to a world of hidden ...

Fact-checkers may have a new tool in the fight against misinformation. A team of Cornell researchers has developed a way to ...

Here’s Another Use for Ice: Creating Secret Codes Scientists have devised a way of writing and storing messages by creating patterns of air bubbles in sheets of ice.

Fact-checkers may have a new tool in the fight against misinformation. A team of Cornell University researchers has developed a way to “watermark” light in videos, which they can use to detect if ...