Often referred to as the "holy grail" of solar power ... But now, a team of researchers has found a solution to this problem. By embedding nanoparticles within the perovskites, they produced ...

IT IS THE GRAIL, BUT THERE IS ONE. THE ONE THAT YOU SEE BEHIND ME WHICH STANDS OUT AMONG ALL OF THEM. IT IS CALLED THE GRAIL OF GRAILS. ONLY ONE RIDER, A PERSON AT RANDOM, IS CHARGED WITH THE TASK ...

Terry Jones, Terry Gilliam and John Cleese, seen at their 2013 reunion at Corinthia Hotel in London, are returning to theaters in "Monty Python and the Holy Grail." File Photo by Hugo Philpott/UPI ...

Perovskite cells are much cheaper and more flexible than their silicon alternatives, but they have major durability problems.

March 6 (UPI) --Shout! Studios announced Thursday that Monty Python and the Holy Grail will return to theaters in May via Fathom Events. The comedy will screen May 4 and 7, a Sunday and Wednesday.