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Period: 40,000 BCE to
Pre-historic Age
People discovered fire, developed paper from plants, and forged weapons and tools with stone, bronze, copper, and iron. -
38,000 BCE
Cave Painting
Cave paintings, also known as "parietal art", are painted drawings on cave walls or ceilings, mainly of prehistoric origin -
25,000 BCE
Papyrus
Papyrus began as the world's first type of paper, derived from the Cyperus papyrus plant. -
24,000 BCE
Clay Tablets
In the Ancient Near East, clay tablets were used as a writing medium, especially for writing in cuneiform, throughout the Bronze Age and well into the Iron Age -
5000 BCE
Sundial
A sundial is a device that measures time by using a light spot or shadow cast by the position of the Sun on a reference scale. -
3200 BCE
Blow Horns
The blowing horn or winding horn is a sound device that is usually made of or shaped like an animal horn, arranged to blow from a hole in the pointed end of it. -
2900 BCE
Messenger Pigeons
Messenger pigeons (Columba livia) can reliably deliver a short message from any location within a roughly 400-mile radius to their home base. -
200 BCE
Smoke
Smoke signals are used to transmit news, signal danger, or gather people to a common area. -
220
Woodblock Printing
Woodblock printing is a technique for printing text, images or patterns used widely throughout East Asia and originating in China in antiquity as a method of printing on textiles and later paper. -
Period: to
Industrial Age
People used the power of steam, developed machine tools, established iron production, and the manufacturing of various products. -
Punch Cards
A punched card or punch card is a piece of stiff paper that can be used to contain digital information represented by the presence or absence of holes in predefined positions. -
Typewriter
A typewriter is a mechanical or electromechanical machine for writing characters similar to those produced by printer's movable type. -
Printing press
Printing press, machine by which text and images are transferred to paper or other media by means of ink. -
Telegraph
The telegraph revolutionized long-distance communication. It worked by transmitting electrical signals over a wire laid between stations. -
Telephone
A telephone, or phone, is a telecommunications device that permits two or more users to conduct a conversation when they are too far apart to be heard directly. -
Camera
A camera is an optical instrument for recording or capturing images, which may be stored locally, transmitted to another location, or both. -
Motion picture photography/projection
Motion picture photography is one of the oldest of modern imaging, technologies that remains current today. -
Period: to
Electronic Age
The invention of transistor ushered in the electronic age. People harnessed the power of transistors that led to the transistor radio, electronic circuits, and the early computers. In this age, long distance communication became more efficient. -
Television
Television is a telecommunication medium used for transmitting moving images in monochrome, or in color, and in two or three dimensions and sound. -
Mainframe computers
Mainframe computers are computers used primarily by large organizations for critical applications, bulk data processing, such as census, industry and consumer statistics, enterprise resource planning, and transaction processing. -
Transistor Radio
A transistor radio is a small portable radio receiver that uses transistor-based circuitry. -
Personal Computers
A personal computer (PC) is a multi-purpose electronic computer whose size, capabilities, and price make it feasible for individual use -
Wearable Technology
Wearable technology are smart electronic devices that can be worn on the body as implant or accessories. The designs often incorporate practical functions and features. -
Portable Computers
A portable computer is a computer that is designed to be moved from one place to another and includes a display and keyboard. -
Period: to
Information Age
The Internet paved the way for faster communication and the creation of the social network. People advanced the use of microelectronics with the invention of personal computers, mobile devices, and wearable technology. -
Smartphones
A smartphone is a portable personal computer with a mobile operating system with features useful for handheld use. -
Augmented Reality / Virtual Reality
A technology that superimposes a computer-generated image on a user's view of the real world, thus providing a composite view.
