News According to reports, federal prosecutors will seek the death penalty against Boston Marathon bombing suspect Dzhokhar Tsarnaev

The twin blasts killed three people and wounded more than 260 others at the end of the city's marathon in April 2013

Mortensen: he was the principal designer of an economic tool called 'search theory'

Dale Mortensen: Economist who shared the Nobel Prize for his work on analysing unemployment and labour markets

Dale Mortensen shared the 2010 Nobel Prize in Economics for developing innovative methods to analyse unemployment and labour markets. He started out by wanting to know why some people remained unemployed when businesses had jobs they could not fill, and he wondered why similar jobs could have significantly different salaries.

The late Sam Berns (centre) with his parents Scott Berns and Leslie Gordon at the 18th Annual Nantucket Film Festival in June 2013.

Sam Berns: Funeral held for inspirational teenager with an ageing disorder

Well-wishers queued outside to pay their respects at the temple where the 17-year-old was laid to rest

New England Patriots quarterback Tom Brady

NFL Divisional Playoff: Indianapolis Colts v New England Patriots match preview

A look ahead to this weekend’s Divisional Playoff match at Gillette Stadium in New England

Mitt Romney has accepted Melissa Harris-Perry's apology after panelists on her US programme made fun of his African-American grandson

Mitt Romney accepts Melissa Harris-Perry's apology but says 'children are beyond the line'

The former Republican said his family is moving on after panelists made jokes about his African American grandson

President Barack Obama, with Michelle Obama, listens to women's concerns about the Affordable Care Act, known as 'Obamacare'

Is the tide finally turning for Obamacare? After a slow start, the President’s signature policy must sink or swim in the new year

After early technical issues that gave ammunition to right-wing critics, enrollments for the medical insurance have surged in December - but will it continue?

Yusef Lateef: Musician

Jazz composer and saxophonist who worked with Dizzy Gillespie and whose playing influenced John Coltrane

The photo that the mother of a suicide victim sends along with his ashes to strangers so her thrill-seeking son can fulfill his dream of travelling the world

Facebook gives mother of US Air Force thrill-seeker CJ Twomey one final adventure in ashes scattering

Hundreds of strangers on Facebook have helped Hallie Twomey with her mission

Michael and Martin Gray have had their picture taken together with Father Christmas annually for 30 years

Two brothers get photo taken with Santa every Christmas for 30 years

Michael and Martin have had their picture taken with Father Christmas every year since 1980, now they are getting their children in on the act

Mass killings traumatise young elephants

A recent study has drawn links between mass culls or poaching of elephant herds and elephant psychological trauma

More than 50,000 people in the UK look at or download images of underage sex each year

NYPD arrest 35-year-old son of notorious Genovese mafia family mobster Arthur Nigro on child porn charges in New York

Joseph Nigro was detained by officers investigating file sharing network

Margaret Hodge slams Serco after it pulls out of GP cover contract

Group ‘good at bidding but not  at delivery’ says PAC chairman Margaret Hodge

David Oliver reportedly branded Kanye West 'as misguided as they come' in his open letter
Lin Ya-ting, a 23-year-old woman from Taiwan displays a rare ability of twisting her tongue into a flower shape

Can you conquer the hardest tongue twister ever created?

Psychologists say their nonsensical phrase left volunteers completely baffled, with very few able to say it 10 times

The Bay Psalms Book sold for $14.2 million at a Sotheby's New York auction last night

Bay Psalm Book sold for world record $14.2m at auction

The work has become the most expensive printed book in the world

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Prices correct as of 17 April 2015
Revealed: Why Mohammed Emwazi chose the 'safe option' of fighting for Isis, rather than following his friends to al-Shabaab in Somalia

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His friends were betrayed and killed by al-Shabaab
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An open letter to David Cameron: Building fortress Europe has had deadly results

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Netflix for people who want to stop just watching trash all the time
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Armenian genocide: To continue to deny the truth of this mass human cruelty is close to a criminal lie

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Lou Reed: The truth about the singer's upbringing beyond the biographers' and memoirists' myths

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Migrant boat disaster: This human tragedy has been brewing for four years and EU states can't say they were not warned

This human tragedy has been brewing for years

EU states can't say they were not warned
Women's sportswear: From tackling a marathon to a jog in the park, the right kit can help

Women's sportswear

From tackling a marathon to a jog in the park, the right kit can help
Hillary Clinton's outfits will be as important as her policies in her presidential bid

Clinton's clothes

Like it or not, her outfits will be as important as her policies
NHS struggling to monitor the safety and efficacy of its services outsourced to private providers

Who's monitoring the outsourced NHS services?

A report finds that private firms are not being properly assessed for their quality of care
Zac Goldsmith: 'I'll trigger a by-election over Heathrow'

Zac Goldsmith: 'I'll trigger a by-election over Heathrow'

The Tory MP said he did not want to stand again unless his party's manifesto ruled out a third runway. But he's doing so. Watch this space
How do Greek voters feel about Syriza's backtracking on its anti-austerity pledge?

How do Greeks feel about Syriza?

Five voters from different backgrounds tell us what they expect from Syriza's charismatic leader Alexis Tsipras
From Iraq to Libya and Syria: The wars that come back to haunt us

The wars that come back to haunt us

David Cameron should not escape blame for his role in conflicts that are still raging, argues Patrick Cockburn
Sam Baker and Lauren Laverne: Too busy to surf? Head to The Pool

Too busy to surf? Head to The Pool

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