The Royal Institution in Mayfair has kept a low profile these past couple of years while its Albemarle Street HQ has undergone a major revamp. But now it's back. And how. The venerable science venue, perhaps best known for its Christmas lectures, was reopened this afternoon by none other than Her Majesty. Well, one other actually, as hubby was along too. Oh, and throw David Attenborough, Heston Blumenthal and a range of Lordly dignitaries......