As world leaders descend upon Copenhagen and make decisions that greatly impact the future of our planet, it's important that they hear what you have to say.

That's why YouTube is working with CNN and the Danish Ministry of Foreign Affairs to make sure that your voice is included in...

This post was co-written by Ramya Raghavan and Michele Flannery

It's no secret that AIDS is one of the deadliest diseases facing our world today. Since the beginning of the epidemic, almost 60 million people have been infected with HIV and 25 million people have died of HIV-related causes. But...

Last week, we announced that YouTube serves over one billion video views per day. It's a pretty staggering number, right? That's also the number of people in the world who don't have enough food to eat. According to the UN World Food Programme, for the first time in history, there...

They say that two heads are better than one -- what about leveraging hundreds, even thousands of heads, to come up with solutions to today's most pressing issues? And more importantly, what if decision-makers were listening to what those heads had to say?

About a month ago, Congress found a...

Today is Human Rights Day and over the years we've seen YouTube become a platform for people all over the world to discuss issues and take action for human rights. There are individuals who use YouTube as a megaphone for social change and there are nonprofit organizations that tap the...