Tanks roll across the landscape as soldiers point their weapons to the sky. 

The footage looks realistic. More than 110,000 people watched it live, convinced they were witnessing Russia's invasion of Ukraine.

The video was a clip from the military-themed video game Arma 3. 

According to a new report by OfcomThe Office of Communications regulates broadcasting, telecommunications and the postal industry in the UK. , one in three UK internet users fail to question misinformation. Incredibly, 1 in 20 believe everything they see online. 

Every minute, 695,000 Instagram stories are shared. It can take a team of expertsSomeone who knows a lot about a particular subject. up to 10 hours to verify one TikTok video. Most adults are confident they can identify misinformation, but the Ofcom report shows only 2 in 10 can separate fact from fiction.

Children are more confident than adults. But they are less able to spot fake news. As a growing number of children move online - 60% of 8 to 11-year-olds have a social media profile - experts' concerns about misinformation are increasing. 

Today, most people are aware of the downsides of social media, from fake news to finstas. But what about the positives? Here are five reasons why some say social media may be a force for good: 

1. TikTok learning. As Russian forces crossed the border, Ukrainians picked up their phones. The resulting footage, set to dance music, reminded viewers worldwide that ordinary people were witnessing war. The owner of Instagram-famous cat StepanAfter escaping from Ukraine, Stepan's owner raised £7,600 for Ukrainian animal charities.  stopped posting pet portraits and instead shared images of missiles in Kharkiv.

2. Twitter experts. Retired US civil servant Trent Telenko was "flabbergasted" when his tweet about the tyre durability of Russian armoured vehicles and "the operational implications in the Ukrainian mud season" was viewed 30 million times. Social media gives academics a place to share their knowledge.

3. Social samaritans. In May 2021, when Covid-19 overwhelmed India's hospitals, digital samaritans used social media to find oxygen and ambulances. Young people are sharing their skills - 86% of internet users aged 16 to 24 have helped others online.

4. Personal well being. More than half of 13 to 17-year-olds say being online is good for their mental health.

5. Digital debate. Campaigns such as #MeTooThe movement began following allegations against Hollywood producer Harvey Weinstein. Weinstein was found guilty of sexual assault in 2020. and #BlackLivesMatter help people share stories of hardship. In the UK, two-thirds of young adults say social media is an essential part of change.

Yes: Social media is a place where more than three billion people worldwide engage in conversation, learn about each other and improve their own lives. It has transformed the world for the better.

No: The dangers of social media are obvious. Repeated studies have proved that heavy social media use damages your mental health. Meanwhile, fake news and hate speech thrives under the radar.

Or... Moderation is key. Social media can be a site of learning and debate, but also bias and hatred. Internet users must learn how to engage with one while avoiding the other.

Ofcom - The Office of Communications regulates broadcasting, telecommunications and the postal industry in the UK. 

Experts - Someone who knows a lot about a particular subject.

Stepan - After escaping from Ukraine, Stepan's owner raised £7,600 for Ukrainian animal charities. 

#MeToo - The movement began following allegations against Hollywood producer Harvey Weinstein. Weinstein was found guilty of sexual assault in 2020.