Percy Spencer invented the microwave oven after discovering his chocolate bar had melted in a microwave beam. What was the first food he decided to cook?

Sticky subjects…
Super glue ^TM was invented by Harry Coover when he was actually trying to make a clear plastic. Which of these is a less well know use for the super sticky stuff?

And…
What did Art Fry invent in 1980, from Dr Spencer Silver’s unsuccessful glue experiment?

And at the other extreme…
Roy Plunkett was trying to make a refrigerant when he accidentally discovered what very non-sticky stuff?

Alexander Fleming discovered penicillin after spotting that his dish of bacteria had been killed by… what?

Thomas Edison once said, "Genius is 1% inspiration and 99%…"… what?

Which of these events could NOT start a fire, possibly inspiring our ancestors to do a spot of cooking?

Which of these planets was NOT discovered by accident, but by very careful calculation?

Gamma Ray Bursts were thought to be Russian nuclear testing when they were discovered in the 1960’s by American spy satellites. What do scientists now think they are?

The discovery of radio waves from every direction in the sky lead Penzias and Wilson to confirm what theory?