These were the first cloned calves, the first cloned grey wolves, and then, finally, the first cloned piglets Alexis, Chista, Carrel, Janie and Dotcom.

Six years later, again at the Royal Institution, he described the researches of Zygmunt Florenty Wróblewski and Karol Olszewski, and illustrated for the first time in public the liquefaction of oxygen and air.

It is a significant aspect of British cinema, with leading British directors, such as Alfred Hitchcock and Carol Reed, making notable contributions and many films set in the British Secret Service.