Police confirmed the explosion, near a shrine at a major Bangkok road, was from a bomb but no one has yet claimed responsibility for the attack.
Gunbattles broke out between the Thailand military and protesters inside the Red Shirts rally base in central Bangkok on Wednesday morning.
An Iranian national was on Monday formally charged by the Thai police for his alleged role in last week's triple blasts that rocked central Bangkok in what is seen as a botched attempt to target Israeli diplomats.
Thailand on Thursday said that an Iranian national suspected to be involved in the botched bomb plot in Bangkok will be extradited from Malaysia. Masoud Sedaghat Zadeh, a suspect in Tuesday's triple bomb explosions was central Bangkok was arrested yesterday by Malaysian authorities in Kuala Lumpur.
The Thai police on Thursday said they have identified two more suspects in last month's triple explosions in central Bangkok.
The Thai police have detained three more Iranians on suspicion of being involved in the triple bombings in Central Bangkok on February 14.
A suspected Iranian on Tuesday exploded three bombs in Bangkok blowing off both his legs and injuring four others, a day after Israeli embassy cars were targeted in Indian and Georgian capitals for which Israel blamed Tehran.
A few glimpses of the event that was a reminiscent of 'Howdy, Modi' that was held in Houston in September.
Just what is happening in Thailand? The current violence is the culmination of a political strife that has been brewing ever since the then prime minister Thaksin Shinawatra was overthrown in a military coup in September 2006.
Thailand authorities on Tuesday launched a hunt for a male "suspect" who may have left a bomb inside the hugely popular Lord Brahma temple in a crowded area in central Bangkok that killed at least 20 people and injured 123 others.
English Premier League champions Leicester City paid a visit to Bangkok's glittering Grand Palace on Thursday and signed a well-wishing book for the country's revered monarch King Bhumibol Adulyadej.
Thailand's Erawan Brahma temple, one of the most popular tourist attractions in Bangkok, was reopened on Wednesday for worshippers and tourists three days after a blast at the shrine killed 20 people, as police intensified their hunt for a suspect believed to be the bomber.
The spirit of Christmas is on show in streets across the world, with Christmas lights displays popping up in people's front yards.
Thailand's army chief on Thursday announced coup to restore stability after 6 months of anti-government protests left the country deeply paralysed.
Thousands of Thai anti-government protesters marched through Bangkok on Sunday to demand Prime Minister Yingluck Shinawatra's resignation and garner support for a planned "siege" of the capital to foil snap polls next month.
Thailand's army in a surprise move on Tuesday declared martial law to preserve law and order after six months of anti-government protests that left the country without proper functioning government, but denied that the it was a coup.
Here's a glimpse of all that happened around the world last week, in 14 images
If the government does not allow the Opposition a few victories, then it is opening the door to paralysis and an entrenched culture of confrontation.
The number of people killed in acts of terror reached a record high last year, with almost four in five of these deaths occurring in just five countries, new research shows.