The energy source behind both quasars and microquasars is the spin of the black hole itself. As they gradually give up this ...

In 1969, Sir Roger Penrose theorized that advanced civilizations could harness the rotational energy of black holes as a power source. Jorge Pinochet, a professor of physics at the Metropolitan ...

But, Sir Roger Penrose, the Nobel Laureate, thinks this is far-fetched and proposes a simpler solution. Penrose realized that cats or any similar large objects would bend space-time in two ...

This is called the 'many worlds' theory and is the origin of numerous science fiction plots. But, Sir Roger Penrose, the Nobel Laureate, thinks this is far-fetched and proposes a simpler solution.