Scientists have shown that pigs are capable of playing simple video games, learning from each other, and even learning names.

In elementary school, we should teach nonviolent conflict resolution and healthy communication skills, which will help children cope with issues like rejection and sexuality later in life.

Shopping in the right kind of stores and looking for healthier foods can be a wonderful adventure to health.

Redemption isn't giving a bank robber a job as a teller.

Environmental justice, for those of you who may not be familiar with the term, goes something like this: no community should be saddled with more environmental burdens and less environmental benefits than any other.

I believe that climate change represents one of the greatest threats to our national security and our planet.

I'm not so interested in technology for technology's sake. I don't need incredibly sophisticated climate-control systems. And I'm absolutely amazed at the time people spend exchanging messages; I don't have a lot of time left over for those things.

Going meatless reduces our carbon footprint and helps us lead the way towards climate change.