It's World Philosophy Day - an opportunity to contemplate one's very existence and whether computer monitors really exist, says David Bain.

The US Supreme Court is to rule whether a religious group can put a monument in a public park, in a landmark case.

The BBC's Nick Bryant charts the epoch-making progress of US President-elect Barack Obama.

Read your comments on the future of the credit crunch crisis.

If your boss starts talking about nudges, blinks, captainitis or flipstars - don't worry. We've digested those "explain everything" books so you can push the envelope with the best.

Peter Robinson makes his first speech as first minister as Ian Paisley steps down.

The new London mayor, Boris Johnson, has been accused of lacking experience and political nous, but he has always boasted one qualification for government - a good grasp of Latin and Greek. So just what are the lessons he will have learned from antiquity?

Now the painting of the Forth Bridge is to finish, the simile for a never-ending job has lost its bite. So what other phrases have become out-dated?

The BBC's Stephanie Holmes explores the background to the trial of Robert Pickton, one of Canada's most notorious serial killers who targeted women on the edges of society.

Playwright Oscar Wilde is named Britain's wittiest person in a poll of 3,000 people.

Personality really can be read in a person's eyes, a study has said.

An interest in the Physicians of Myddfai could be behind Prince Charles' decision to buy his new home in the west Wales hamlet.

BBC Scotland political reporter John Knox looks back at the week in the Scottish Parliament.

BBC Scotland's Stephen Low looks at the possible impact of Tommy Sheridan's new political party.

Reasons you should still keep tabs on golf's second major

BBC Europe Editor Mark Mardell on Brussels' view of divisions in the UK cabinet, Hungary's borders and some unfortunate doubles entendres.

Uganda is preparing to usher in multi-party politics but the BBC's Robin Lustig asks will it mean more democracy?

Bill Gates' $750m donation to the Global Alliance for Vaccines and Immunisation is just the latest move in his plan to give away most of his fortune during his lifetime.

The Turkmen leader orders his own words to be inscribed along with passages from the Koran on a new mosque.

German director Soenke Wortmann bends it like Beckham with "The Miracle of Bern".