Information technology (IT) is the use of computers to create, process, store, retrieve, and exchange all kinds of data and information. IT forms part of information and communications technology (ICT). An information technology system (IT system) is generally an information system, a communications system, or, more specifically speaking, a computer system — including all hardware, software, and peripheral equipment — operated by a limited group of IT users.
ByTED
Magician Keith Barry could be thought of as a hacker of the human brain. He writes routines that exploit the brain’s bugs and loopholes, and offers a revealing look at the software between our ears. In this thought-provoking TED talk, he shows us how our brains can fool our bodies — in a trick that works via podcast…
ByTED
Computer programmer John Graham-Cumming keeps geek history alive by raising awareness for it’s heroes and their inventions. In this revealing TED talk, he takes us back in history to the time when computer science first began – the 1830’s. He tells the story of Charles Babbage’s mechanical, steam-powered “analytical engine” and how Ada Lovelace, mathematician…
Chesapeake Energy and its CEO, Aubrey McClendon, have been the public face of the U.S. shale gas revolution, which is as celebrated for its role in transforming energy geopolitics as it is feared for the potential environmental impacts of its key technology – hydraulic fracturing, or ‘fracking.’ Now, allegations of scandal at Chesapeake, the nation’s…
Any electronic device consists of circuit boards, components and bundles of wire – these are the printed “organs” of the device. Because assembling these items into a product like a phone can be quite a tedious process, new ways of printing electronics in 3D are being developed. Although electronic printing processes such as screen printing, lithography and…
Data recording technology devices commonly found in airliners called “black boxes” allow investigators to discover what caused an airliner to crash. Similar recording systems are fitted to some trains, ships and lorries. Now a bill in America’s Congress seeks to make it compulsory for data recorders to be fitted to all cars by 2015. The idea is that…
ByTED
3D printing entrepreneur Lisa Harouni is the co-founder of Digital Forming – a company operating in the “additive manufacturing” or 3D printing space. In this eye-opening TED Talk, Harouni introduces us to the world of 3D printing; past, present and future. Harouni highlights the fact that the 3D printer, while a new concept to most,…
