Face.com, an Israeli tech company, sold for a rumoured $60m.
Julie Bindel questioned the existence of bisexuality. But 400 women called Sarah disagree.
The company has been valued at $104bn.
The flotation will set a new record.
Founder Zuckerberg adds "organ donor" to "life events" list in UK and US.
Company experiences revenue contraction for the first time as seasonality hits income.
For Sheryl Sandberg, 1.6 is about to be an important number.
Social networking site unveils plans for $5bn IPO.
Why social media is part of the solution not part of the problem.