New Delhi - In the aftermath of bombings in the key Indian cities of Bangalore and Ahmedabad, various countries have warned to their citizens to exercise a "high degree" of caution while travelling in the country.

The US government appealed to its citizens travelling or residing in India to be watchful in the backdrop of the terrorist attacks, the IANS news agency reported Thursday.

"American citizens are encouraged to maintain a high level of vigilance, remain aware of their surroundings, monitor local news reports, avoid crowded places, and take appropriate steps to bolster their personal security," a special advisory said.

London, July 31 : Here’s another reason why you should get married before 40: being single by the time you hit middle age can increase your risk of dementia, says a new research.

Swedish research, presented at a US conference, found that marriage or having a partner halved the risk of developing dementia.

Scientists believe social interaction between couples may ward off illness.

The Alzheimer''s Research Trust said the results were worrying, given the high divorce rates in the UK.

These findings are particularly worrying for the UK - a society with a high divorce rate, marriage at an all-time low, and ageing population

Islamabad, July 31 : If Interior Adviser Rehman Malik’s yesterday’s statement that ‘heads would roll in the aftermath of the ISI drama’ is to be given credence, the Pakistan establishment will be looking for the official, from among the secretaries working with the federal government, who was really behind the move. After Malik’s declaration, the babus in Islamabad are keeping their fingers crossed, while closely watching who would be made the scapegoat for the ISI U-turn.

London, July 31 : A resort on the Usedom beach on the German-Polish border has sparked fighting between the residents of the two sides, after the removal of a fence separating them.

While Germans want to keep their clothes off on the beach, Polish sun-lovers prefer to cover up and keep their modesty.

A website report says that the liberal German''''s are outraged by their Polish neighbour''''s and their conservative ways.

The report even says that they have decided to hang on to their freedom by simply refusing to cover up their body.

"It''''s a nudist beach. It''''s terrible, that the Poles come over dressed and stare," the Daily Star quoted 44-year-old naked beach-goer Elke Bernholz as saying.

London, July 31: British forces are reportedly considering renting helicopters from other countries to meet their security needs in war-torn Afghanistan.

The Independent has learnt that the Ministry of Defence will hold a crisis meeting this evening to discuss leasing helicopters from former Warsaw Pact countries as well as commercial companies like the US-based Blackwater.

Chaired by the Defence Secretary Des Browne, the summit will be attended by senior military and government personnel who will be expected to solve the acute helicopter shortage.

Washington - The top leader of al-Qaeda in Iraq has left the country for Afghanistan, the Washington Post reported Thursday, citing named sources in both the Sunni militant group and the Iraqi military.

The report quoted the group's local leader in Fallujah, Abdullah al-Ansari, as saying in an interview with a Washington Post special correspondent that the group's national leader since 2006, an Egyptian known by the aliases Abu Hamza al-Muhajer or Abu Ayyub al- Masri, had departed Iraq and was now in Afghanistan, having transited through Iran. It was "not known yet" if his departure was permanent.