Court documents filed today by the defense team of the alleged Colorado shooter reveal for the first time that James Holmes was seeing a psychiatrist.

As we've reported, there were no public events on the Olympic sporting schedule today, the day of the opening ceremony. But we must note that two world records were set at the London 2012 Games this morning. That's when South Korean archer Im Dong-hyun scored a record 699 points.

Police in Prince George's County, Md., "have arrested a man who [they say] referred to himself as 'a joker' and threatened to shoot people at his former workplace," The Washington Post's The Crime Scene blog writes.

Dr. Rochelle Walensky thinks the 19th International AIDS Conference will be remembered as the moment when the world began to mobilize to end the pandemic.

The Harvard researcher probably speaks for many of the 23,000 scientists, activists and policy mavens who came to the Washington conference. But they're going home with a big question on their minds: Can the world afford it?

Transcript

The universe is being pushed apart at a faster and faster rate. And the culprit? Dark energy. Astrophysicist Adam Riess shared the 2011 Nobel Prize in Physics for that discovery, and now's your chance to ask him about it--or anything else you've been wondering about the cosmos.

Bioengineers are developing microchips, about the size of a thumb, that can behave like human organs. Donald Ingber, director of the Wyss Institute for Biologically Inspired Engineering, discusses how the "organ-on-a-chip" works and why the technology could replace the animal model for drug testing.

In the face of a massive drought and climbing sea levels are the presidential candidates going to talk about climate change? Why is science always at the bottom of the list of campaign issues that resonate with the public? Ira Flatow and guests discuss what scientists can do to shape the national dialogue in an election year.