- In football, Egypt beats Ghana 1–0 to win the 2010 Africa Cup of Nations, claiming their third successive title, while Togo is excluded from the next two editions of the tournament.
- Singer Taylor Swift wins Album of the Year for Fearless and rock band Kings of Leon wins Record of the Year for "Use Somebody" at the 52nd Grammy Awards.
- The medical journal The Lancet issues a full retraction of a paper that caused a controversy over alleged links between the MMR vaccine and autism.
- Burials begin for 250 British and Australian World War I soldiers at Fromelles (Pheasant Wood) Military Cemetery, the first new Commonwealth War Graves Commission cemetery for over 50 years.
- The sculpture L'Homme Qui Marche I (pictured on a Swiss franc banknote) by Alberto Giacometti sells in London for £65 million, a new world record auction price.
- In sumo, the controversial Mongolian yokozuna Asashōryū Akinori (pictured) announces his retirement.
- The extinction of Aka-Bo language, one of the world's oldest languages, is announced.
- The Iranian Space Agency announces that a rocket was launched living organisms onboard and returned to earth unharmed.
- A blizzard strikes the eastern United States, producing 2–3 feet (60–90 cm) of snow in Washington, D.C., and Philadelphia.
- In American football, New Orleans Saints defeat the Indianapolis Colts in Super Bowl XLIV. with Drew Brees earning the game's most valuable player award.
- Laura Chinchilla of the centre-left National Liberation Party is elected President of Costa Rica.
- NASA launches the Space Shuttle Endeavour on a mission carrying the Tranquility and Cupola modules to the International Space Station.
- The Independent International Commission on Decommissioning confirms that several Irish republican paramilitary groups, including the Irish National Liberation Army, have decommissioned all of their weapons.
- Viktor Yanukovych of the Party of Regions is elected President of Ukraine, with runner-up Yulia Tymoshenko saying that she will contest the result.
- English fashion designer Alexander McQueen is found dead at his home in London at the age of 40.
- Nigerian Vice President Goodluck Jonathan is named Acting President in place of Umaru Yar'Adua, who has been ill since November.
- The recently-elected President of Sri Lanka Mahinda Rajapaksa dissolves the country's parliament one day after the arrest of Sarath Fonseka.
- China passes Germany as the world's largest exporter.
- NASA launches the Solar Dynamics Observatory on a five-year mission to observe the Sun.
- The 2010 Winter Olympics open in Vancouver, BC Link to Chronological summary of the 2010 Winter Olympics later added.
- NATO-led ISAF forces in Afghanistan launch Operation Moshtarak, the largest offensive against the Taliban insurgency since 2001.
- A bombing at a bakery in Pune, India, kills nine people and injures more than 45 others.
- A truce signed by the Huthi rebels in Yemen ends six months of fighting during Operation Scorched Earth.
- BMW Oracle Racing (yacht pictured) of the United States defeats Alinghi of Switzerland 2–0 at the 33rd America's Cup in Valencia, Spain.
- High-voltage electrical cables strike two buses in Port Harcourt, Nigeria, electrocuting many of their passengers.
- Two trains collide near Halle, Belgium, killing and injuring several people and causing widespread disruption to high speed rail services.
- Afghan Taliban leader Abdul Ghani Baradar is captured by CIA and ISI agents during a covert operation in Karachi, Pakistan.
- Libya stops issuing visas to citizens of the 25 countries in the Schengen Area, following the blacklisting of 188 high ranking Libyan officials by Switzerland.
- Dozens of Naxalite rebels ambush an army camp in West Bengal, India, killing 24 soldiers and abducting several others.
- Interpol places on its wanted list 11 people suspected of carrying out the murder of Hamas commander Mahmoud al-Mabhouh in Dubai.
- Guamanian Governor Felix Perez Camacho signs an executive order changing the official name of Guam to the Chamorro-language Guahan.
- An avalanche buries a village in northwestern Pakistan, killing at least 40 people.
- A group of soldiers ambush the Nigerien presidential palace, capture President Tandja Mamadou, and establish a military junta.
- A 400-year-old minaret collapses at a mosque in Meknes, Morocco, just before prayer, killing at least 38 people and injuring more than 70 others.
- IUPAC officially names the element with atomic number of 112 as copernicium in honour of Nicolaus Copernicus (pictured).
- The government of the Netherlands, led by Prime Minister Jan Peter Balkenende, resigns after disagreements between coalition members over a possible extension of the Dutch military mission in Afghanistan.
- Flooding on the Portuguese island of Madeira kills at least 32 people and paralyzes many basic services in the regional capital Funchal.
- Alexander Haig, former US Secretary of State and White House Chief of Staff, dies at the age of 85.
- The African Union suspends Niger's membership following the recent military coup in the country.
- Bal wins the Golden Bear at the 60th Berlin International Film Festival, the first Turkish film to win that award since 1964.
- Indian cricketer Sachin Tendulkar becomes the first player to hit a double century in a One Day International.
- The discovery of the sauropod genus Abydosaurus is announced.
- An 8.8 magnitude earthquake hits near the city of Concepción, Chile. A tsunami-warning went into effect for Chile and Peru.
- The Constitutional Court of Thailand finds Thaksin Sinawatra guilty of policy corruption and orders the seizing of US$1.3bn (46bn bahts) of his assets.
- Manmohan Singh becomes the first Indian Prime Minister to visit Saudi Arabia since 1982.
- 2010 Africa Cup of Nations (User:Tariqabjotu)
- 52nd Grammy Awards (User:Dumelow)
- MMR vaccine controversy (User:BorgQueen)
- Fromelles (Pheasant Wood) Military Cemetery (User:Dumelow)
- L'Homme Qui Marche I (User:BorgQueen)
- Asashōryū Akinori (User:BorgQueen)
- Aka-Bo language (User:BorgQueen) Later removed "per objection from its creator".
- Iranian Space Agency (User:BorgQueen)
- North American blizzard of 2010 (User:Tariqabjotu)
- Super Bowl XLIV (User:The ed17)
- Laura Chinchilla (User:Davidcannon)
- STS-130 (User:Tariqabjotu)
- Irish National Liberation Army (User:Tariqabjotu)
- Ukrainian presidential election, 2010 (User:Dumelow)
- Alexander McQueen (User:Tariqabjotu)
- Goodluck Jonathan (User:Tariqabjotu)
- Sarath Fonseka (User:The ed17)
- List of countries by exports (User:The ed17)
- Solar Dynamics Observatory (User:Tariqabjotu)
- 2010 Winter Olympics (User:Tawker) Quickly removed as it was an "incomplete item" and later readded as
The 2010 Winter Olympics open in Vancouver, Canada, hours after the death of Georgian luger Nodar Kumaritashvili in an accident during practice.
- Operation Moshtarak (User:Tariqabjotu)
- 2010 Pune bombing (User:Tariqabjotu)
- Operation Scorched Earth (User:Tone)
- 2010 America's Cup (User:Tariqabjotu)
- 2010 Nigeria bus electrocution (User:Tariqabjotu)
- Halle train collision (User:Tone)
- Abdul Ghani Baradar (User:Tariqabjotu)
- Foreign relations of Libya#Schengen area visa ban (User:BorgQueen)
- Silda camp attack (User:Tariqabjotu)
- Mahmoud al-Mabhouh (User:BorgQueen)
- Guam (User:Tariqabjotu)
- 2010 Kohistan avalanche (User:Tariqabjotu)
- 2010 Niger coup d'état (User:Tariqabjotu)
- Bab Berdieyinne mosque minaret collapse (User:Tariqabjotu)
- copernicium (User:Dumelow)
- Netherlands cabinet Balkenende-4 (User:Tone)
- 2010 Madeira floods and mudslides (User:Tone)
- Alexander Haig (User:Dumelow)
- 2010 Nigerien coup d'état (User:Tariqabjotu)
- Honey (2010 film) (User:Dumelow)
- Sachin Tendulkar (User:Tariqabjotu)
- Abydosaurus (User:Tone)
- 2010 Chile earthquake (User:Coffee)
- Thaksin Sinawatra#Frozen asset seizure (User:BorgQueen)
- India – Saudi Arabia relations (User:Tone)
| February 2010