BBC

Two of the British prisoners who have returned to the UK from Guantanamo Bay reportedly spent 18 months in solitary confinement. What impact does being locked up all day, away from any other human beings, have on an individual's mind? By Brendan O'Neill

While the world's attention has been on the disaster in Asia, the situation in Iraq has deteriorated so much that the insurgency has developed into near-open warfare. By Paul Reynolds

The world may have little more than a decade to avert catastrophic climate change, politicians and scientists say. By Alex Kirby

We are all seeing rather less of the Sun, according to scientists who have been looking at five decades of sunlight measurements. By David Sington

A search has continued through darkness for survivors of a mudslide that killed six in the United States when it crashed on to a village in California.

Costa Rica's President Abel Pacheco has declared a national emergency after three days of heavy rain led to flooding on the Caribbean coast.

Environmental groups are hoping to use the Brazilian legal system to prevent the destruction of a highly-endangered remnant of the Atlantic forest threatened by a hydroelectric dam project. By Tim Hirsch

In parts of Fairbanks, Alaska, houses and buildings lean at odd angles. By Molly Bentley

Insurers have sought to calm fears that they face huge losses after an earthquake and tsunamis killed tens of thousands of people in southern Asia.

Susan Sontag's perceptive, often controversial, thoughts continually challenged all those who read them, and made a hugely important contribution to recent American thought.

The US press reacts with shock and anguish to one of the deadliest attacks on American troops in Iraq after a bomb killed 18 soldiers in a mess hall near the northern city of Mosul.

Fresh allegations have emerged of serious mistreatment of Iraqi prisoners by US military personnel.

Avrupa gazetelerindeki Türkiye tartışmaları üyeliğinin üyeliğinin Avrupa Birliği'ne ne kazandıracağı ve kaybettireceği üzerinde odaklanıyor.

A possible starting date of 3 October has been given separately by various unnamed diplomatic sources.

Avrupa gazetelerde Avrupa Birliği'nin Brüksel'de bugün başlayacak zirvesi öncesinde Türkiye'yle ilgili haber ve yorumlar öne çıkıyor.

Some 35,000 people in the small town of Kanyabayonga in eastern Democratic Republic of Congo have fled fierce fighting between rival factions.

As part of Planet Under Pressure, a BBC News website series looking at some of the biggest environmental issues facing humanity, Alex Kirby considers the Earth's growing pollution problem.

A stark warning of the probable effects of global warming in Europe has been given by a UK climate research group. By Alex Kirby

An EU summit is due to decide whether Turkey can open negotiations to become a member of the European club. Click on the map above to find out where some of the key EU players stand on Turkey's bid, and the state of the debate in some of the smaller, more sceptical states.

İngiltere'de yayımlanan Guardian gazetesi, Londra'nın 17 Aralık zirvesi öncesinde Türkiye'nin üyeliğine şüpheyle bakan Almanya ve Fransa'ya bazı tavizler vereceğini yazıyor.

Irak'ta son dönemdeki en şiddetli çatışmalara sahne olan Felluce'deki insanî duruma dair ayrıntılar netleşiyor.

One in 10 people says they or a member of their household has paid a bribe in the past year, according to a global opinion survey published on Thursday.

Birleşmiş Milletler'in, yolsuzluk konusunda duyarlılığı artırmak için ilan ettiği Yolsuzlukla Mücadele Günü nedeniyle dünya çapında çeşitli etkinlikler yapılıyor.

Birleşmiş Milletler Çocuklara Yardım Fonu UNICEF, dünyada bir milyardan fazla çocuğun, yoksulluk, savaşlar ve AIDS yüzünden çocukluğunu yaşayamadığını açıkladı.

Four members of a US special operations unit in Iraq have been disciplined for using electric Taser stun guns on prisoners, the Pentagon says.

Forty-six eminent figures including military men, ex-diplomats and bishops have written to Tony Blair urging a inquiry into civilian deaths in Iraq.

Birleşmiş Milletler'in iklim değişikliği konusunu ele aldığı konferansı Arjantin'in başkenti Buenos Aires'te başladı.

Eight US soldiers have begun legal action in an effort to stop the US army extending their tours of duty in Iraq.

A US army deserter has begun making his case for political refugee status so he can stay in Canada. By Lee Carter.

Poor countries should be given extra help to avoid the worsening effects of climate change, a UN conference on global warming has been told.