Who invented Bicycle?
Who invented Bicycle?
What J. B. Dunlop invented?
What J. B. Dunlop invented?
What invention caused many deaths while testing it?
What invention caused many deaths while testing it?
FROZEN FOOD - Who discovered the first practical method of freezing food?
FROZEN FOOD - Who discovered the first practical method of freezing food?
When was barb wire patented?
When was barb wire patented?
Who invented Gunpowder?
Who invented Gunpowder?
What Sir Isaac Newton invented?
What Sir Isaac Newton invented?
What James Watt invented?
What James Watt invented?
In which decade was the first solid state integrated circuit demonstrated?
In which decade was the first solid state integrated circuit demonstrated?
Who synthesized the first wholly artificial gene?
Who synthesized the first wholly artificial gene?
What type of system did Paul Nipkow, John Baird, and Charles Jenkins all invent?
What type of system did Paul Nipkow, John Baird, and Charles Jenkins all invent?
Until Victorian times, chocolate was thought of as a drink. When did the first chocolate bar appear?
Until Victorian times, chocolate was thought of as a drink. When did the first chocolate bar appear?
When was the Raggedy Ann doll patented?
When was the Raggedy Ann doll patented?
Who invented Jet Engine?
Who invented Jet Engine?
What Benjamin Franklin invented?
What Benjamin Franklin invented?
Which scientist discovered the radioactive element radium?
Which scientist discovered the radioactive element radium?
What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes ?
What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes ?
What now-ubiquitous device was invented by Zenith engineer Eugene Polley in 1955?
What now-ubiquitous device was invented by Zenith engineer Eugene Polley in 1955?
Where is the village of Branston, after which the famous pickle is named?
Where is the village of Branston, after which the famous pickle is named?
What Frank Whittle invented?
What Frank Whittle invented?