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Schlesinger says it is important for the scientific community to communicate to policymakers.

“Science is a dynamic process,” Schlesinger says, that matters in peoples’ day-to-day lives.

Khosla talks about new technologies that will continue to change our life.

The environment of discovery is hard, Schlesinger says, but it is welcoming to all.

It involved frogs, tadpoles, growth hormones, and a hard lesson on outgrowing the resources at hand.

Schlesinger recalls her upbringing in a family of physicians, as well as her first experiment in her mother’s kitchen.

The future is bright for the popular Web show.

Rose answers whether some users have more power than others.

Social networking and beyond from a tech prophet.

Web celebrities are not “real celebrities,” says Rose. They’re just people who have done something cool on the ‘net.

Kevin Rose was going to revolutionize the news. Now Digg.com is struggling to survive.

The past, present and future of Digg.com.

What is your question?

Help the poor.

Julia Bolz is optimistic.

There are many crisis in the world today, for which most have solutions.

9/11 was a wake up call for many of us in America.

It is better to give than to receive.

The people with whom she works inspire Julia Bolz.

Julia Bolz describes her work as serving as a voice for the voiceless.

Julia Bolz helps women and children in Afghanistan.

Bolz hopes she can use her voice as an advocate for those people who really don’t have an opportunity to share their story.

A nun and a Princess.

Individuals have to step out of their comfort zones.

We must understand we are part of a bigger world.

Americans live in a bubble, or sorts.

We’re making a difference in areas like tuberculosis, malaria, Bolz says.

To be a good servant.

Bolz tries to build a bridge between faiths.