Consider what goes on in your brain when you, for instance, you watch an episode of Mad Men.

First, you have a reaction. "That's weird" is a reaction. So is "yuck." So is "wow." "This doesn't make sense" is a reaction, "that's a great dress" is a reaction, and "WHAT?" is a reaction.

The news that broke Sunday is now official.

Yahoo confirmed early Monday morning that it is buying Tumblr in a deal worth about $1.1 billion. "Per the agreement and our promise not to screw it up, Tumblr will be independently operated as a separate business," Yahoo added.

In its statement announcing the deal, Yahoo says that:

Tom FitzGerald of the Kentucky Resources Council and Jim Waters of the Bluegrass Institute often disagree on some aspects of Kentucky coal production, federal regulations and the environment (as evidenced by this recent opinion piece written by Waters).

As the country awaits two important Supreme Court decisions involving state laws on same-sex marriage, a small but consistent body of research suggests that laws that ban gay marriage — or approve it — can affect the mental health of gay, lesbian and bisexual Americans.

A decision on the fate of the northern section of a pipeline that would transport oil from Canada to the United States isn’t expected for months, but advocates and opponents of the project are still staging demonstrations. A new book by a local author ties in local efforts to raise awareness about climate change with the larger issues surrounding the development of Canadian tar sands and the Keystone XL pipeline.

Eight artists will have one hour to complete an installation and compete for a cash prize in Louisville’s second Instant Installation Invitational Saturday at Swanson Contemporary gallery in Nulu.

The invited artists run the gamut of media and styles, including sculptor Mike Ratterman, photographer Sarah Lyon, furniture artist David Metcalf and video artist Valerie Sullivan Fuchs.

President Obama, on Sunday, delivered a rare, very personal commencement address at Morehouse College, the historically black, all-male insitution that is the alma mater of the Rev. Dr. Martin Luther King Jr.

It was a short speech, but Obama did not shy away from the subjects of race and responsibility. We've embedded video of the address above, but here are two excerpts you should read. They are taken from his prepared remarks:

On Personal Responsibility:

The Dalai Lama says people should practice tolerance and forgiveness to have a more compassionate life, which was the theme of his speech Sunday to an estimated crowd of 14,000 at the KFC Yum Center.

The Dalai Lama is on a three-day visit to Louisville, where he’s already blessed the Drepung Gomang Institute, which is helping to host the events.

On Sunday, the Dalai Lama told the crowd that this is the century of compassion.