Trump took issue with social media sites for failing to highlight that the FBI has reopened its investigation into Hillary Clinton's mishandling of classified information in emails.

This week's announcement from Groupon that it's acquiring longtime rival LivingSocial was met with scarcely a murmur.

While it's nice to think that fitness is its own reward, and we should only exercise for ourselves and not worry about what other people think and all that nonsense, the truth is that human beings are a competitive bunch. It's fun to win. In fact it turns out that online competition facilitated by social media can dramatically improve fitness participation, according to new research.

If you're feeling exhausted, discouraged, and demoralized by this year's trial by ordeal presidential election, you're not alone -- and, unsurprisingly, social media seems to be amplifying some of the worst aspects of this historic disgrace. In fact, as the collective nightmare reaches its climax, over a third of Americans say they are sick of political content on social media, according to a new survey of over 4,500 adults by Pew Research Center.

Close on the heels of a failed auction, in which all the principal bidders eventually walked away, Twitter is preparing to cut costs with a new round of layoffs, according to Bloomberg, citing anonymous sources familiar with the company's plans.

Parents should consider instituting a family rule that gives kids a "veto" over any content concerning them shared on social media, according to a new study by pediatricians.

Slackers, beware! In olden days it was enough to call in with a husky voice and a couple of moderately convincing coughs and sniffles whenever you wanted to take a spurious "sick day." But now social media offers a whole new way for your boss to check up on you, according to a new survey of 2,578 hiring and human resource managers and 3,100 employees conducted by Harris Poll on behalf of CareerBuilder.

You will soon be able to order food and other products and services on Facebook with its e-commerce platform.

For a moment there it looked like Salesforce was going to buy Twitter, until it didn't - but it turns out Twitter was never a serious long-term acquisition target anyway.

If Donald Trump is elected president, his wife Melania would focus on combating "social media negativity" as First Lady.