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.

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Independent Travel
Pompeii, Capri & the Bay of Naples
Dubrovnik, the Dalmatian Coast & Montenegro
Burgundy, the River Rhone & Provence
Lisbon, Oporto and the Douro Valley
Lake Garda, Venice & Verona
Spain
Prices correct as of 23 January 2015
Isis hostage crisis: The prisoner swap has only one purpose for the militants - recognition its Islamic State exists and that foreign nations acknowledge its power

Isis hostage crisis

The prisoner swap has only one purpose for the militants - recognition its Islamic State exists and that foreign nations acknowledge its power, says Robert Fisk
Homeless Veterans appeal: ‘If you’re hard on the world you are hard on yourself’

Homeless Veterans appeal: ‘If you’re hard on the world you are hard on yourself’

Maverick artist Grayson Perry backs our campaign
Missing salvage expert who found $50m of sunken treasure before disappearing, tracked down at last

The runaway buccaneers and the ship full of gold

Salvage expert Tommy Thompson found sunken treasure worth millions. Then he vanished... until now
Assisted Dying Bill: I want to be able to decide about my own death - I want to have control of my life

Assisted Dying Bill: 'I want control of my life'

This week the Assisted Dying Bill is debated in the Lords. Virginia Ironside, who has already made plans for her own self-deliverance, argues that it's time we allowed people a humane, compassionate death
11 best winter skin treats

Give your moisturiser a helping hand: 11 best winter skin treats

Get an extra boost of nourishment from one of these hard-working products
Isis hostage crisis: Militant group stands strong as its numerous enemies fail to find a common plan to defeat it

Isis stands strong as its numerous enemies fail to find a common plan to defeat it

The jihadis are being squeezed militarily and economically, but there is no sign of an implosion, says Patrick Cockburn
Virtual reality thrusts viewers into the frontline of global events - and puts film-goers at the heart of the action

Virtual reality: Seeing is believing

Virtual reality thrusts viewers into the frontline of global events - and puts film-goers at the heart of the action
Homeless Veterans appeal: MP says Coalition ‘not doing enough’

Homeless Veterans appeal

MP says Coalition ‘not doing enough’ to help
Larry David, Steve Coogan and other comedians share stories of depression in new documentary

Comedians share stories of depression

The director of the new documentary, Kevin Pollak, tells Jessica Barrett how he got them to talk
Has The Archers lost the plot with it's spicy storylines?

Has The Archers lost the plot?

A growing number of listeners are voicing their discontent over the rural soap's spicy storylines; so loudly that even the BBC's director-general seems worried, says Simon Kelner
English Heritage adds 14 post-war office buildings to its protected lists

14 office buildings added to protected lists

Christopher Beanland explores the underrated appeal of these palaces of pen-pushing
Human skull discovery in Israel proves humans lived side-by-side with Neanderthals

Human skull discovery in Israel proves humans lived side-by-side with Neanderthals

Scientists unearthed the cranial fragments from Manot Cave in West Galilee
World War Z author Max Brooks honours WW1's Harlem Hellfighters in new graphic novel

Max Brooks honours Harlem Hellfighters

The author talks about race, legacy and his Will Smith film option to Tim Walker
Why the league system no longer measures up

League system no longer measures up

Jon Coles, former head of standards at the Department of Education, used to be in charge of school performance rankings. He explains how he would reform the system
Valentine's Day cards: 5 best online card shops

Don't leave it to the petrol station: The best online card shops for Valentine's Day

Can't find a card you like on the high street? Try one of these sites for individual, personalised options, whatever your taste