File: Scientists say working night shifts sends the body's finely-tuned DNA into 'chaos' and could have lasting damage to health

Just thinking you had a good night's sleep can improve cognitive skills

Sleep 'placebo' improves brain function, researchers have found

Especially when that name drop involves two high-profile celebrity

Charlize Theron and Sean Penn’s relationship confirmed… By Penn's new man Piers Morgan

The former Daily Mirror editor turned slippery TV personality couldn’t wait to break the news we all knew

Valérie Trierweiler left hospital in Paris yesterday, a week after reports emerged that her partner, President François Hollande, was having an affair with the actress Julie Gayet

Valerie Trierweiler ‘will stand by her man’ Francois Hollande despite affair, French Closer claims in 'new revelations'

The magazine – which exposed the alleged affair – brought forward its normal Friday publication day by 24 hours to make "new revelations"

Discovery of water vapour on dwarf planet Ceres could give clues to the origins of life on Earth

Scientists say it's too early to say whether Ceres could support microbial life, but a visit from the Dawn spacecraft in early 2015 should provide answers

More than 11,000 lives could have been saved if heart attack care in Britain matched that in Sweden

More than 11,000 lives could have been saved in the past seven years if treatment for heart attacks in the UK was as good as that available in Sweden, according to a major new study.

Jim Armitage: It may be dowdy and geriatric, but WH Smith can still return a profit

Outlook WH Smith's Stephen Clarke, like Kate Swann before him, is to be commended. For if ever there was a high street chain that should exist no more, it was this.

Neil Wallis, who gave evidence to the Leveson Inquiry in 2012, criticised the police investigation

Cleared former NOTW deputy editor Neil Wallis questioned further by police over hacking

Scotland Yard said Mr Wallis 'was interviewed under caution in connection with suspicion of conspiracy to illegally intercept voicemails. He was not arrested'

Tory MP calls police on handful of retired constituents delivering petition against lobbying bill 'gagging law'

A handful of retired constituents delivering their local MP a petition might not sound the most terrifying of prospects, but it prompted one Tory politician to call for police protection.

Coronation Street actor William Roache arrives at Preston Crown Court for his trial of historical sexual offence allegations.

William Roache trial: Coronation Street actor told police alleged victims were hoping for a 'moment of fame'

The actor also said that rape is 'against his nature' and he is 'very peaceful'

Arsenal manager Arsene Wenger insists it is too early to think of the Premier League title

Arsene Wenger 'more focused' on winning the FA Cup for Arsenal than ever

The Gunners play Coventry in the fourth round of the competition

Vicky Pryce: 'Keeping women close to their families is absolutely essential'

Vicky Pryce returns to role advising Vince Cable

Former civil servant will continue to be part of panel in an unpaid position

Pigs' faces censored in International New York Times news story

Identity of swine shrouded in secrecy

Lex Fenwick leaves Dow Jones as chief executive

William Lewis named interim CEO as News Corp plans to review Dow Jones’ institutional strategy

Postcard from... Berlin

Dressed up in jackboots and the grey uniform of former Communist East Germany’s hated border police, the man-sized bear goose-steps across the cobblestones in front of the Brandenburg Gate. He sidles up to giggling tourists who willingly part with their euros to have pictures taken of themselves being bear-hugged for a souvenir.

Loss-making Guardian papers helped by Auto Trader sale

The owner of The Guardian has collected a £600m-plus windfall from selling its 50.1 per cent stake in the car classifieds brand Auto Trader to the private-equity firm Apax Partners.

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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
A new Russian revolution: Cracks start to appear in Putin’s Kremlin power bloc

A new Russian revolution

Cracks start to appear in Putin’s Kremlin power bloc
Eugene de Kock: Apartheid’s sadistic killer that his country cannot forgive

Apartheid’s sadistic killer that his country cannot forgive

The debate rages in South Africa over whether Eugene de Kock should ever be released from jail
Standing my ground: If sitting is bad for your health, what happens when you stay on your feet for a whole month?

Standing my ground

If sitting is bad for your health, what happens when you stay on your feet for a whole month?
Commonwealth Games 2014: Dai Greene prays for chance to rebuild after injury agony

Greene prays for chance to rebuild after injury agony

Welsh hurdler was World, European and Commonwealth champion, but then the injuries crept in
Israel-Gaza conflict: Secret report helps Israelis to hide facts

Patrick Cockburn: Secret report helps Israel to hide facts

The slickness of Israel's spokesmen is rooted in directions set down by pollster Frank Luntz
The man who dared to go on holiday

The man who dared to go on holiday

New York's mayor has taken a vacation - in a nation that has still to enforce paid leave, it caused quite a stir, reports Rupert Cornwell
Best comedians: How the professionals go about their funny business, from Sarah Millican to Marcus Brigstocke

Best comedians: How the professionals go about their funny business

For all those wanting to know how stand-ups keep standing, here are some of the best moments
The Guest List 2014: Forget the Man Booker longlist, Literary Editor Katy Guest offers her alternative picks

The Guest List 2014

Forget the Man Booker longlist, Literary Editor Katy Guest offers her alternative picks
Jokes on Hollywood: 'With comedy film audiences shrinking, it’s time to move on'

Jokes on Hollywood

With comedy film audiences shrinking, it’s time to move on
It's the best of British art... but not all is on display

It's the best of British art... but not all is on display

Voted for by the British public, the artworks on Art Everywhere posters may be the only place where they can be seen
Critic claims 'I was the inspiration for Blanche DuBois'

Critic claims 'I was the inspiration for Blanche DuBois'

Blanche Marvin reveals how Tennessee Williams used her name and an off-the-cuff remark to create an iconic character
Sometimes it's hard to be a literary novelist

Sometimes it's hard to be a literary novelist

Websites offering your ebooks for nothing is only the latest disrespect the modern writer is subjected to, says DJ Taylor
Edinburgh Fringe 2014: The comedy highlights, from Bridget Christie to Jack Dee

Edinburgh Fringe 2014

The comedy highlights, from Bridget Christie to Jack Dee
Dame Jenny Abramsky: 'We have to rethink. If not, museums and parks will close'

Dame Jenny Abramsky: 'We have to rethink. If not, museums and parks will close'

The woman stepping down as chair of the Heritage Lottery Fund is worried