The TARDIS arrives on an extinct volcanic island, beneath which lies a fantastic subterranean world inhabited by the primitive Atlanteans. The Doctor and his companions move from the frying pan to fire when they are rescued, from death at the jaws of hungry sharks, by the mad Professor Zaroff, whose plans involve nothing less than the destruction of the whole world.
Marconi didn't invent radio waves, that credit goes to Heinrich Hertz, for whom the units hertz and megahertz are named. Hertz had discovered and first produced radio waves in 1888. But it was Marconi who took the Hertz discovery and developed what the world now knows as radio. In 1894 Marconi began experimenting at his family's home near Bologna. In 1899, he sent a signal 31 miles across the English Channel to France.
"Interesting but missing a major fact"
At the dawn of the 20th century there emerged a man with a burning zeal to sow chaos, and out of that chaos build a new conception of human existence. Lenin, the back-room plotter, revolutionary, lawyer, writer, and anti-God prophet of a new world order called communism, flourished in a world shattered and disillusioned by war. In the Soviet Union, his writings and sayings were sacred, and a Lenin quotation once brooked no argument. Yet his spell of power was brief and his end enfeebled.
"A good quickie"
Isabella has been called a genius, crusader, patriot - and bigot. She brought law and order, founded universities and libraries, patronised the arts and sciences - while behind her lay the shadow of the dreaded inquisition. Hers was a remarkable life of cruelty tempered by enlightenment.
The founder of a new religious movement, Christian Science, Mary Baker Eddy was a rather fragile woman, unknown until her 50s. The publication of her work Science and Health attracted storms of criticism....
One of the most famous women of all time, Joan's brief life, spectacular death and mystical visions have no parallel outside of mythology. But this programme makes clear how very real she was to the army she led - and to the enemy she drove from Orleans.