The multi-coloured glow appeared in the late afternoon, to the delight of people in the city-state.
He forgot the words to classic songs and appeared physically unstable at concerts last weekend.
With hacking potential, people need to have more security on their basic home appliances
Sgt Conchita Lopez describes her life patrolling Mexico's southern border with Guatemala.
Protests take place in London as MPs debate whether Donald Trump should be given a state visit to the UK.
A plane carrying five people has crashed into a Melbourne shopping complex, Australian authorities say.
It is not yet known if there are casualties, police in the Australian city say.
As taxi app Uber faces claims of workplace sexism, is harassment really rife in Silicon Valley?
Angelina Jolie and her family try some of Cambodia's delicacies.
The ban is said to be for "national security reasons" and not driven by religious ideology.
Infowars editor Paul Joseph Watson donates $2,000 to a US journalist to travel to Sweden.
The militant group uses anger at corrupt officials to recruit new members, says a new report.
Brazilian Ricardo Shimosakai is a tourist agent who specialises in finding holiday packages for people with mobility issues.
An albino hunted for her body parts tells the BBC she lives in fear after surviving a kidnap attempt in Malawi.
While so-called Islamic State rules the road, Iraqi forces control the skies in the battle for Mosul, as the BBC's Quentin Sommerville reports.
Indonesian Sri Rahayu was forced to live under the control of so-called Islamic State.
Watch as Lucas Perez gives Arsenal the lead in their FA Cup fifth-round tie against non-league Sutton United at Gander Green Lane.
Footage from an airport in Kuala Lumpur, Malaysia, is said to show the moments before Kim Jong-nam died.
Footage released by Syria Civil Defence shows a girl being pulled alive from rubble, apparently in Damascus' Tishreen neighbourhood amid reported air strikes.
Vitaly Churkin dies at work in New York, Russia says, a day before his 65th birthday.
Haitian prisons are notoriously overcrowded and inmates spend years in pre-trial detention. Photographer Dieu Nalio Chery, from the Associated Press news agency, has visited a prison where inmates have died of malnutrition and infectious diseases.
Newcastle United move one point clear at the top of the Championship, scoring in each half to defeat Aston Villa.
The Nobel Prize, viral videos, Beyonce's pregnancy photo... Amber Spiegel has covered them all - on cookies.
The new Trump presidency could have profound implications for US relations with Iran, says the BBC's Kambiz Fattahi.
Anjali Lama recently walked the catwalk at a top fashion week in Mumbai.
Arsenal reach the FA Cup quarter-finals as goals from Lucas Perez and Theo Walcott beat non-league Sutton United.
Theo Walcott scores his 100th goal for Arsenal as he doubles the Gunners' lead in their FA Cup fifth-round tie against non-league Sutton United at Gander Green Lane.
Lt Gen HR McMaster replaces Gen Michael Flynn, who was fired after just three weeks.
The team of British soldiers will be the first all-women group to walk across Antarctica.
Amy's Place is the UK's only recovery house dedicated to helping young women overcome their addictions.