Chris experiments with banknotes from around the world that glow under UV light, revealing their hidden security features. He ...

The ink could be useful for medical tattooing, but more tests are needed before it is widely available.

A British company says it is getting close to creating a real-life invisibility cloak from Harry Potter. London-based Invisibility Shield Co. claims its portable barriers can hide a whole person. The ...

Add Yahoo as a preferred source to see more of our stories on Google. A company from London, UK, says it is getting closer to creating a real-life "invisibility cloak" similar to the one featured in ...

A company from London, UK, says it is getting closer to creating a real-life “invisibility cloak” similar to the one featured in Harry Potter. Invisibility Shield Co. has developed material using ...

The real thing: Illustration of Nathan Cohen with resulting example graphs from FRACTAL's foundational invisibility cloak. FRACTAL invented the invisibility cloak, and later cloaked the first human in ...

Princess Diana’s brother claims Prince Harry was “allowed to spin out of control” after their devastating loss because of a “lack of obvious care” for the then-12-year-old royal. Charles Spencer ...

Prince Harry confirmed his two children, Prince Archie, 7, and Princess Lilibet, 5, are back in school in the UK after they were pulled out two days into their term over security issues. “We’re ...