I have long been interested in classifications of people, in how they affect the people classified, and how the affects on the people in turn change the classifications. We think of many kinds of...
In the chaotic last years of apartheid – the regime crumbling, local authorities in turmoil, violence a constant threat – there were outbreaks of witch-hunting and medicine murder in...
In 1979-80, a six-part documentary called The Mighty Micro was broadcast on ITV. Written and presented by the late Christopher Evans of the National Physical Laboratory, and based on his book of...
The term ‘allergy’ was coined in 1906 by the Viennese paediatrician Clemens von Pirquet to denote any kind of biological reactivity, including asthma, hay fever, reactions to insect...
Beside a manhole in a street in Clerkenwell, I am presented with the things that will protect me in the hours to come: a white paper overall suit; crotch-high waders with tungsten-studded soles...
Autism is devastating – to the family. Children can be born with all manner of problems. Some begin life in great pain that can never be relieved, but at least there is a child there. An...
How will interacting with relational artefacts affect people’s way of thinking about what, if anything, makes people special? The sight of children and the elderly exchanging tendernesses with robotic...
A raven used to be an oracular sight, an omen, impressive, noble, wild; now it is bad news, a weed, trouble. This decline is worrying not just in what the birds do but in what they mean. And it turns the...
Let me begin with a motor trip in 1944 by two scientists down the valley from Lord Mountbatten’s headquarters in Kandy to the jungle. The younger of the two remembers what his companion...
‘There is nothing new to be discovered in physics now,’ William Thomson, Lord Kelvin asserted at the British Association meeting in 1900. ‘All that remains is more and more...
Like Heisenberg’s uncertainty principle, Gödel’s incompleteness theorem has captured the public imagination, supposedly demonstrating that there are absolute limits to what can...
On his release from jail, Gordon Liddy, the Watergate conspirator, set up as a radio guru, with a nationally syndicated show dispensing cracker barrel philosophy and a folksy view of the world. A...
I don’t know whether I’m fat or thin. I suspect I might be ‘plump’. I do know that when I was a teenager and in my early twenties, I was skinny. I also know that I am not...
Roger Penrose is one of the most creative and original mathematical physicists in Britain. This remarkable book is the result of many decades of reflection on our scientific understanding of the...
Google is the only multi-billion-dollar company in the world that is also a spelling mistake. Back in the palaeolithic era (that’s the palaeolithic era in the internet sense, i.e. autumn...
Hydrogen and nitrogen combine only with difficulty. Since the reaction N2 + 3H2 <�–> 2NH3 is reversible, you need just the right conditions to drive it forward to produce...
M stands for methicillin, a chemical derivative of penicillin, first called BRL 1241 because it was developed during the 1950s in the Beecham Research Laboratories at Betchworth in Surrey. R...
They are pollarding the plane trees in our street. They do it every few years: left to themselves, branches would overtop the houses by many metres and form a summer tunnel of green. In other...