What's ahead in 2016
U.S. PRESIDENTIAL ELECTION: Americans will vote for a new president on November 8, as Barack Obama prepares to end his second term. REUTERS/Brian Snyder
THE TRUMP EFFECT: Republican presidential candidate Donald Trump, seen here mocking Jeb Bush, could shake up the party convention in July. REUTERS/Jonathan Drake
STAR WARS: OSCAR BECKONS? As the sci-fi epic breaks box office records, will it break Oscar records too when the Academy hands out awards on February 28. REUTERS/Mario Anzuoni
RIO OLYMPICS: The countdown is on for the Brazilian city to be ready for the Summer Olympics starting August 5. Questions linger over the state of its venues, including the polluted rowing venue. REUTERS/Ricardo Moraes
BYE-BYE BORIS: London will vote for a new mayor to replace the high-profile Boris Johnson (front) on May 5. REUTERS/Stefan Wermuth
TELESCOPIC FINISH: A telescope, under construction in the mountains of China's Pingtang county, is set to be the largest in the world when it is put in to use by September. REUTERS/Stringer
FIGHTING ISIS: Coalition forces are expected to step up their fight against the militant group but questions remain over boots on the ground. REUTERS/Rodi Said
FIFA FALLOUT: In the wake of the bribery scandal that brought down Sepp Blatter, the soccer's ruling body will elect a new president in February. REUTERS/Mike Hutchings
DRONES TAKE OFF: The demand and uses for drones continues to multiply with China slowly emerging as a world-class innovator, not just a duplicator of foreign designs. REUTERS/Tyrone Siu
STEPPED-UP SECURITY: Following the Paris and San Bernardino attacks and raised threat levels at locations around the world, expect tight security to remain a fixture at major events and locations. REUTERS/Yves Herman
JUNO TO JUPITER: Following a five year trip, NASA's Juno spacecraft is expected to reach and orbit Jupiter. REUTERS/NASA/ESA and E. Karkoschka/Handout via Reuters
REFUGEE CRISIS: Conflict in Syria and Iraq will likely force more refugees to test Germany's open-door policy. REUTERS/Michael Dalder
COSBY CHARGED: Though no trial date has been set, actor and comedian Bill Cosby faces sexual assault charges. REUTERS/Mark Makela
CHINA'S ECONOMIC SLOWDOWN: A decade-old commodity boom came crashing to an end in 2015. The outlook for 2016 is not much better as China's economy slows. REUTERS/Damir Sagolj
GENDER PAY GAP: With British Prime Minister David Cameron announcing plans to have companies publish the difference between the average pay of their male and female employees and Democratic presidential candidate Hillary Clinton making wage equality...more
CLIMATE CHANGE: In Paris, 195 countries agreed to curbing their greenhouse gas emissions and transition away from fossil-fuel dependence. This year the world will see if those commitments stick. REUTERS/Benoit Tessier
SHAKESPEARE ANNIVERSARY: Events will be held around the world to mark the 400th anniversary of the death of the most performed playwright. REUTERS/Luke MacGregor
DESTINATION CUBA: Though the timeline is uncertain, the U.S. and Cuba have agreed to restore scheduled commercial airline service between the two countries. REUTERS/Alexandre Meneghini
RACE RELATIONS: With police officer Caesar Goodson to face a January trial over the death of Freddie Gray in Baltimore, the Black Lives Matter movement could galvanize protesters in 2016. REUTERS/Jim Bourg
RATE HIKE REVERBERATIONS: The effects of an interest rate hike by the U.S. Federal Reserve will be scrutinized. REUTERS/Stephanie Keith
Revelers take a dip to mark the new year.
Our top photos from the past month.
The deaths of black men and women by police and the Charleston shooting led to protests across the U.S. and fueled the Black Lives Matter civil rights movement.
Ushering in 2016 with fireworks and festivities around the world.