Inventions
What did Thomas Edison invent that brought safe electric light into homes?
The Light Bulb
What revolution allowed for the Transition from hunter-gatherer groups to permanent cities?
The Agricultural Revolution
In which city was the world's first skyscraper built?
Chicago (The Home Insurance Building, complete in 1885)
Invented in 2007, this device combined a phone, music player, and internet browser into a pocket touchscreen; it launched the modern mobile era.
The Apple iPhone
What was the name of the program which landed humans on the Moon with computing power fractionally smaller than a modern digital watch?
The Apollo Program
What did Alexander Graham Bell invent that made talking across long distances easy.
The Telephone
What revolution took place between 1760 and 1840 and saw the birth of factories?
The Industrial Revolution
This tower is 330 metres (1,083 ft) tall,[9] about the same height as an 81-storey building, and the tallest structure in Paris.
The Eiffel Tower
This gadget was invented in 1945 by accident when engineer Percy Spencer discovered that electromagnetic waves from a radar magnetron tube could melt a candy bar in his pocket, leading to the creation of the first food-heating device.
The microwave oven
People power and this movement led to the end of legal segregation and systemic discrimination in the 1960s in the United States, advancing equality for marginalized groups.
The Civil Rights Movement
The Wright brothers started this modern form of transport with a 12-second flight.
Air Travel
What revolution between American 1775 and 1783 saw British colonies fighting for independence and forming a new democratic nation based on Enlightenment?
The American Revolution
What building in India, is most often called the most beautiful ever built? Created in 1632 by Emperor Shah Jahan, this white marble wonder wins praise for its fine symmetry, detailed carvings, and deep story of love.
The Taj Mahal
Today millions of us can get our hands on anything with just a swipe of this piece of plastic, which was invented by American Ralph Schneider in 1950.
Credit/Debit Card
On December 23, 1954, Professor Joseph Murray and his team performed the first ever of these operations between twins who survived for many years after.
Kidney transplant
Alexander Fleming found this mold by mistake, creating the first antibiotic.
Penicillin
What is the name given to the revolution of the late 20th Century in which analog and mechanical tech transitioned into global computer networks and a knowledge-based economy?
The Digital Revolution
The nickname for the Great Bell of the Great Clock of Westminster. The clock tower stands at the north end of the Palace of Westminster in London, England.
Big Ben
Determining your location used to require such cumbersome devices as a map, compass and ruler. Now a single press of a button (and up to 32 satellites) will pinpoint your precise position to within a couple of meters due to the invention of this gadget by the US military in the 1970s.
GPS
What previously deadly disease was declared eradicated in 1980 by the World Health Organization, saving hundreds of millions of lives
Smallpox
What invention in the 1400s by Johannes Gutenberg allowed books and documents to be mass-produced quickly and cheaply, replacing slow, hand-copied manuscripts and transforming human history by making information accessible to the general public?
The Printing Press
Invented in about 3500 BCE, what device revolutionized the movement of heavy loads and facilitated trade across ancient regions?
The Wheel
A cable-stayed suspension bridge in New York City, spanning the East River between the boroughs of Manhattan and Brooklyn. Opened on May 24, 1883, it was the first fixed crossing of the East River and also the longest suspension bridge in the world when opened,
The Brooklyn Bridge
These were invented by accident in 1968 when 3M scientist Dr. Spencer Silver tried to create a super-strong glue for airplanes. Instead, he made a weak, reusable adhesive, which he applied to small squares of paper.
Post-it Notes .
This technology enabled humans to learn from the cumulative information transmitted to them from prior generations, and to speak to future generations. It is the most fundamental and currently accessible form of time travel, invented by humans.
Writing