Is the pencil underrated?
Are we addicted to getting 'likes' on social media?
Feeding a hungry world – how Norman Borlaug used genetics to tackle predicted famines
Did pornography help develop the internet?
Could recycling save cash, as well as the planet?
How a grid on a computer screen gives us a glimpse of the future of automation
The humble brick has housed us for thousands of years - will it endure?
How the Montgomery Ward shopping catalogue transformed the middle-class way of life
Has the bicycle had its day, or is it a technology whose best years lie ahead?
From the early typewriters, the QWERTY keyboard layout has stood the test of time