News German cockroaches - smaller than the famous American cockroach - have evolved to lose their sweet tooth

The creature crawled into his ear as he slept

Letter: Clean sweep

Sir: The piece by Hettie Judah in your newspaper (Irritations of modern life: Dysons, 11 November) was factually incorrect.

Irritations of Modern Life: 17: Dysons

SINCE THE day the DC02 was launched, members of the style press seem to have been stuck so far up Dyson's fundament that no amount of dual cyclone suction could get them out again; as far as I can tell they languish there still.

Art: Richard Wentworth

The voyeur in all of us will be intrigued by "Thinking Aloud", an exhibition curated by artist Richard Wentworth, which takes a tour through minds as disparate as Disney cartoonists, vacuum-cleaner designers and condom manufacturers. An range of jottings, sketches and models reveals the answers to fascinating questions such as what was on Lloyd George's mind during the signing of the Armistice in 1918? How did Frank Gehry conceive the design for Bilbao's Guggenheim? This inspiring exhibition does raise an uncomfortable thought: even the flimsiest doodle allows others access to the privacy of your own head.

The CBI Conference: Psion chief says Gates is just paranoid

DAVID POTTER, chairman of Psion, yesterday dismissed as "paranoia" claims by Bill Gates, chairman of US computer software giant Microsoft, that he and his company posed the greatest competitive threat to Microsoft's future.

The Saturday Essay: The nuclear family is dead. Long live the family

The "maypole family" is long and thin, with any number of strands winding around it; a powerful, supportive structure

Design: Evolutions In Design No 2: The Vacuum Cleaner

WE USED to damp down dust with tea-leaves and sweep it up. Now we take it for granted that the electric vacuum cleaner is one of the most basic and effective of cleaning tools. Its invention revolutionised dust removal. Instead of needing an armoury of specialised brushes for every imaginable dusting task (a goose wing was recommended for cleaning the spines of books, for example), one greedy nozzle could suck almost anything off anywhere. It, more than any other factor, outmoded spring- cleaning.

Arts: Visual Arts Review

ROOT, CHISENHALE GALLERY, LONDON

'Which?' goes into mail-order business

THE CONSUMERS' Association, Britain's defender of consumer rights, is branching out into selling the products it recommends, to support its campaigning work.

Shopping: Modern problem that is not to be sneezed at

With allergies on the increase, selecting the right food, linen and household goods can be a life-or-death decision. By Claire Gervat

Theatre: Best to keep mum with the dead

Mum King's Head theatre London

Tip Of The Week: Painting Wood

Pine shelves are cheap and useful, but if you want a change of image it's easy to paint your existing pine:

These little dots have lives of their own

Fiona Banner has always used words in her sculptures. For her Tate show, she's using full stops, too.

Great Financial Disasters of Our Time: The Hoover Fiasco

IT SHOULD have been the marketing coup of 1992: the most audacious buy-one-get-two-free offer ever made. Michael Gilbey and Brian Webb, two ambitious marketing executives in Hoover's Merthyr Tydfil factory, believed their free flights brainchild would make their careers.

Letter: Charging about

Sir: Why is it that we do not build our houses with a 6-volt supply in addition to the standard 240?

Home Front: Fighting dirty

Ann Treneman gets sucked into the vacuum cleaner wars. Illustration by Toby Morison
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Not even the 'putrid throat' could stop the Ross Poldark swoon-fest'

Not even the 'putrid throat' could stop the Ross Poldark swoon-fest'

How a costume drama became a Sunday night staple
Miliband promises no stamp duty for first-time buyers as he pushes Tories on housing

Miliband promises no stamp duty for first-time buyers

Labour leader pushes Tories on housing
Aviation history is littered with grand failures - from the the Bristol Brabazon to Concorde - but what went wrong with the SuperJumbo?

Aviation history is littered with grand failures

But what went wrong with the SuperJumbo?
Fear of Putin, Islamists and immigration is giving rise to a new generation of Soviet-style 'iron curtains' right across Europe

Fortress Europe?

Fear of Putin, Islamists and immigration is giving rise to a new generation of 'iron curtains'
Never mind what you're wearing, it's what you're reclining on

Never mind what you're wearing

It's what you're reclining on that matters
General Election 2015: Chuka Umunna on the benefits of immigration, humility – and his leader Ed Miliband

Chuka Umunna: A virus of racism runs through Ukip

The shadow business secretary on the benefits of immigration, humility – and his leader Ed Miliband
Yemen crisis: This exotic war will soon become Europe's problem

Yemen's exotic war will soon affect Europe

Terrorism and boatloads of desperate migrants will be the outcome of the Saudi air campaign, says Patrick Cockburn
Marginal Streets project aims to document voters in the run-up to the General Election

Marginal Streets project documents voters

Independent photographers Joseph Fox and Orlando Gili are uploading two portraits of constituents to their website for each day of the campaign
Game of Thrones: Visit the real-life kingdom of Westeros to see where violent history ends and telly tourism begins

The real-life kingdom of Westeros

Is there something a little uncomfortable about Game of Thrones shooting in Northern Ireland?
How to survive a social-media mauling, by the tough women of Twitter

How to survive a Twitter mauling

Mary Beard, Caroline Criado-Perez, Louise Mensch, Bunny La Roche and Courtney Barrasford reveal how to trounce the trolls
Gallipoli centenary: At dawn, the young remember the young who perished in one of the First World War's bloodiest battles

At dawn, the young remember the young

A century ago, soldiers of the Empire – many no more than boys – spilt on to Gallipoli’s beaches. On this 100th Anzac Day, there are personal, poetic tributes to their sacrifice
Dissent is slowly building against the billions spent on presidential campaigns – even among politicians themselves

Follow the money as never before

Dissent is slowly building against the billions spent on presidential campaigns – even among politicians themselves, reports Rupert Cornwell
Samuel West interview: The actor and director on austerity, unionisation, and not mentioning his famous parents

Samuel West interview

The actor and director on austerity, unionisation, and not mentioning his famous parents
General Election 2015: Imagine if the leading political parties were fashion labels

Imagine if the leading political parties were fashion labels

Fashion editor, Alexander Fury, on what the leaders' appearances tell us about them
Phumzile Mlambo-Ngcuka: Home can be the unsafest place for women

Phumzile Mlambo-Ngcuka: Home can be the unsafest place for women

The architect of the HeForShe movement and head of UN Women on the world's failure to combat domestic violence