Mile-thick glaciers found on Mars

Glaciers formed up to 100 million years ago are evidence of climate change and may provide water source for astronauts

Iran 'has enough material for atomic bomb'

An analysis of the latest report on the country’s nuclear programme concluded Iran now has 630kg of low enriched uranium

Shares plunge as US car bailout stalls

Wall Street slumps by over 400 points after Democrats delay any decision on $25 billion rescue package until December

Madonna and Ritchie agree divorce deal

The pop superstar and her film director husband have arrived at a deal which will see her retain the bulk of a £300million fortune

Pentagon wants UK troops for Obama surge

America is to deploy thousands more troops against the Taleban in Afghanistan and expects Nato allies to do the same

First cyber-bully trial hears MySpace taunts

Mother of girl, 13, describes how daughter hanged herself after being taunted by 'boy' - who was really adult neighbour

Son shoots dad, himself, in fast food fury

Robert Lee Mueller Jr, 16, shot dead his father and then himself after he returned with the wrong fast food order

I won't lose another bag in space promises astronaut

The astronaut who dropped a $100,000 tool kit admits the hardest part was having to face her colleagues

Chelsea is 'best politician in our family' says Bill

The former President has spoken for the first time of his political ambitions for his daughter Chelsea

Genetic code of woolly mammoth mapped-out

Success raises hopes it may be possible to resurrect the behemoths

Obama bailout may be too late for US giants

President-elect says he is in favour of helping motor industry but there appear to be too few votes to get such a Bill passed

Lost in space - the moment an astronaut dropped her bag

Heidemarie Stefanynshyn-Piper was on a space walk outside the International Spae Station when she lost her tool kit

Hillary Clinton wavers over Obama job

New York Senator sends mixed signals about Secretary of State role as her husband's financial donations are investigated

Birthday defeat for Ted Stevens in Alaska

Democrats inch closer to 60-seat Senate 'super-majority', as longest-serving Republican is undone by corruption charges

Al-Qaeda racial insult to Barack Obama

Ayman al-Zawahri claims president-elect to be 'direct opposite of honourable black Americans' like Malcom X

Obama's girls get a tour of their new lives

The youngest children in the White House for 31 years - now codenamed Rosebud and Radiance - glimpse the future

Winona Ryder rushed to London hospital

Actress taken for treatment after becoming ill on flight from Los Angeles to Heathrow - her condition is not yet known

Al-Qaeda brands Barack Obama a 'house negro'

Ayman Zawahiri, Osama bin Laden's deputy, attempted to divide African-Americans by using Malcolm X's derogatory metaphor

Michelle Obama and girls see Washington schools

Sasha and Malia visit two private institutions as well as the White House for a personal tour from Laura Bush

Credit 'crunch': $15,000 gold dentures pawned

A man desperate to pay $1,500 for daughter's college fees pawned dentures with seven carats of diamonds and three rubies