Thatcher's iconic locks were as big a part of her image as her sensible handbag, but few knew, until now, just how long it took her to keep her famous barnet in check until the National Archives released her 1984 appointments diary

The Iron Barnet: Margaret Thatcher had 118 hair appointments in just 12 months

Thatcher's locks were as big a part of her image as her sensible handbag, but few knew just how long it took her to keep her famous barnet in check

The ban was driven by concerns that electronic devices could collectively interfere with aircraft systems

Kindles, iPads and laptops can now be used inflight - but only on BA

British Airways passengers will be the first to benefit from relaxed rules on gadgets inflight

Switched on: the use of gadgets throughout flights is welcome news

Doors to automatic, iPad on

Air regulators are catching up with 21st-century reality

Australia captain Michael Clarke (L) and coach Darren Lehmann
A family make their way along a lane in Beijing

Great leap forward: China loosens notorious one-child policy which prevented up to 400m births to bankroll ageing population

Communist Party responds to fears of demographic timebomb

Jim Armitage: Neat wriggle, and megaprofits for megawatts can continue

Outlook Didn't they do well? Energy companies have long loathed the green levies, mostly put on them by the previous government.

Nuclear power: Sanctions against Iran have speeded up the weapons programme

Whatever Israel says, it is Iran that's offering the concessions

World View: A deal on nuclear weapons has been on the cards since President Obama decided not to attack Syria

The 10 Best British spas

Pamper yourself into blissful oblivion before the festive season arrives in this selection of the finest spas in the country

Switzerland has decriminalised marijuana possession

Switzerland changes law to decriminalise marijuana possession

Anyone caught with up to 10 grams of the drug will be let off with a CHF 100 (£68) fine and it will not go on their criminal record

New PIP device measures stress to help users relax

Kickstarter bio-sensor is held between thumb and forefinger to measure 'galvanic skin response'

Shaken and stirred: Ian Brown of The Stone Roses

Music review: The Stone Roses, Finsbury Park, London

Fearless, if flawed, second coming for band that defined a generation

David Cameron and his wife on holiday

Going away? Don’t forget the cameras Mr Cameron

It’s difficult for senior politicians to take a break abroad. David Cameron came under fire for jetting off to Ibiza for the weekend in the midst of a terror alert. Which made the first-day-of-holiday photo shoot all the more crucial.

Italy’s Dolomites

Summer Guide 2013: Mountains

Learn about life in the Swiss mountains with the new BaseCamp package at Nira Alpina (00 41 081 838 6969; niraalpina.com). Keep all the family amused on a summer break at this designer hotel in St Moritz, in the Engadine Valley, with workshops for children on edible mountain plants, how to milk cows and make cheese, and active pursuits including kite-surfing, climbing and sailing. From Sfr875 (£606)pp for five nights' B&B, picnic two guided hiking tours, plus other trips and treats. Children aged under 12 can stay free of charge in their parents' room. International travel costs extra. Departures are between 15 June and 13 October.

Matthew Bell is put through his paces by Bridgett Ann Goddard yesterday

Hot and humid: Introducing Bikram yoga

It's not supposed to be competitive, but fans hope for Olympic glory. Matthew Bell reports from the national championships

Marathon runners warned not to use painkillers after study shows increase in cramps and other side effects

Using painkillers before running a marathon could cause serious side effects, experts have warned.

News
exclusivePunk icon Viv Albertine on Sid Vicious, complacent white men, and why free love led to rape
News
i100
News
people
Sport
Colombia's James Rodriguez celebrates one of his goals during the FIFA World Cup 2014 round of 16 match between Colombia and Uruguay at the Estadio do Maracana in Rio de Janeiro, Brazil
sportColombian World Cup star completes £63m move to Spain
Sport
Antoine Griezmann has started two of France’s four games so far
sport
Life and Style
techYahoo Japan launches service to delete your files and email your relatives when you die
Life and Style
Child's play: letting young people roam outdoors directly contradicts the current climate
lifeHow much independence should children have?
Arts and Entertainment
Tycoons' text: Warren Buffett and Bill Gates both cite John Brookes' 'Business Adventures' as their favourite book
booksFind out why America's richest men are reading John Brookes
News
i100
Arts and Entertainment
<p><strong>2008</strong></p>
<p>Troubled actor Robert Downey Jr cements his comeback from drug problems by bagging the lead role in Iron Man. Two further films follow</p>
filmRobert Downey Jr named Hollywood's highest paid actor for second year running
Career Services

Day In a Page

Burgundy, the River Rhone & Provence – MS Swiss Corona - seven nights from £999pp
Lake Maggiore, Orta and the Matterhorn – seven nights from £899pp
Sicily – seven nights from £939pp
Pompeii, Capri and the Bay of Naples - seven nights from £799pp
Istanbul Ephesus & Troy – six nights from £859pp
Mary Rose – two nights from £319pp
Some are reformed drug addicts. Some are single mums. All are on benefits. But now these so-called 'scroungers’ are fighting back

The 'scroungers’ fight back

The welfare claimants battling to alter stereotypes
Amazing video shows Nasa 'flame extinguishment experiment' in action

Fireballs in space

Amazing video shows Nasa's 'flame extinguishment experiment' in action
A Bible for billionaires

A Bible for billionaires

Find out why America's richest men are reading John Brookes
Paranoid parenting is on the rise - and our children are suffering because of it

Paranoid parenting is on the rise

And our children are suffering because of it
For sale: Island where the Magna Carta was sealed

Magna Carta Island goes on sale

Yours for a cool £4m
Phone hacking scandal special report: The slide into crime at the 'News of the World'

The hacker's tale: the slide into crime at the 'News of the World'

Glenn Mulcaire was jailed for six months for intercepting phone messages. James Hanning tells his story in a new book. This is an extract
We flinch, but there are degrees of paedophilia

We flinch, but there are degrees of paedophilia

Child abusers are not all the same, yet the idea of treating them differently in relation to the severity of their crimes has somehow become controversial
The truth about conspiracy theories is that some require considering

The truth about conspiracy theories is that some require considering

For instance, did Isis kill the Israeli teenagers to trigger a war, asks Patrick Cockburn
Alistair Carmichael: 'The UK as a whole is greater than the sum of its parts'

Alistair Carmichael: 'The UK as a whole is greater than the sum of its parts'

Meet the man who doesn't want to go down in history as the country's last Scottish Secretary
Legoland Windsor's master model-makers reveal the tricks of their trade (including how to stop the kids wrecking your Eiffel Tower)

Meet the people who play with Lego for a living

They are the master builders: Lego's crack team of model-makers, who have just glued down the last of 650,000 bricks as they recreate Paris in Windsor. Susie Mesure goes behind the scenes
The 20 best days out for the summer holidays: From Spitfires to summer ferry sailings

20 best days out for the summer holidays

From summer ferry sailings in Tyne and Wear and adventure days at Bear Grylls Survival Academy to Spitfires at the Imperial War Museum Duxford and bog-snorkelling at the World Alternative Games...
Open-air theatres: If all the world is a stage, then everyone gets in on the act

All the wood’s a stage

Open-air productions are the cue for better box-office receipts, new audiences, more interesting artistic challenges – and a picnic
Rand Paul is a Republican with an eye on the world

Rupert Cornwell: A Republican with an eye on the world

Rand Paul is laying out his presidential stall by taking on his party's disastrous record on foreign policy
Self-preservation society: Pickles are moving from the side of your plate to become the star dish

Self-preservation society

Pickles are moving from the side of your plate to become the star dish
Generation gap opens a career sinkhole

Britons live ever longer, but still society persists in glorifying youth

We are living longer but considered 'past it' younger, the reshuffle suggests. There may be trouble ahead, says DJ Taylor