Washington  - Three police officers were killed while responding to a domestic disturbance call at a home in Pittsburgh, Pennsylvania, on Saturday, officials said.

Two officers were called to a home in the western Pennsylvania city on Saturday morning and were shot when they approached the door. A third officer, who arrived to back up the officers, was also shot and killed.

Taipei - Taiwan police have arrested a young woman who has stolen nearly 2,000 books from bookstores in the past year to re-sell them on the internet, press reports said Saturday.

Police arrested Fu Shu-chun, 31, in Kaohsiung, south Taiwan, Friday and searched her home - which looked like a library. Fu admitted having stolen nearly 2,000 books from Kaohsiung bookstores and has sold 1,500 of them online, the United Daily News and Liberty Times reported.

Fu said she does not like to read but began to steal books after she was laid off by a factory in early 2008.

London, April 4 : A school in England has come under fire for making kids as young as 11 shout obscenities during a lesson in swearing.

A teacher at St Laurence School in Bradford on Avon, Wilts, wrote expletives like the F-word and C-word on a blackboard, and explained their meaning to 30 Year 7 pupils.

The school claims that the lesson was part of a sex and relationship education programme to "dispel" the myths of swear words.

London, Apr 4: Agatha Christie, the much-loved author of more than 80 mysteries, suffered from undiagnosed dementia, claim scientists.

According to academics at the University of Toronto, an in-depth analysis of Christie's novels suggests that she was suffering from Alzheimer''s disease, The Daily Express reported.

To reach the probable conclusion, researchers studied a selection of Christie''s novels written between the ages of
28 and 82, counting the numbers of different words, indefinite nouns and phrases used in each.

Washington, Apr 3 : A couple''s sexual orientation influences whether they want to adopt boys or girls, a new study has claimed.

The study published online in the journal Sex Roles found that gay men are more likely to have a gender preference for their adopted child whereas heterosexual men are the least likely.

What''s more, couples in heterosexual relationships are more likely to prefer girls than people in same-gender relationships, according to Dr. Abbie Goldberg from Clark University in the US.

London, Apr 3: A third of men would rather play video games than have a night of passion with their partners, reveals a new UK study.

And this rises to two thirds if there's a chance of playing a brand new game.

Reasons men gave for choosing to twiddle with their control pads rather than opting for romance ranged from partners "being hard to please" to "not being as much fun" as playing computer games.

To reach the conclusions, specialist PlayStation3 website questioned 1,130 men who were in relationships.