The Cleveland Clinic gets a presidential visit today as President Obama goes on the road to promote his healthcare agenda. He says the hospital is a model of excellence. Vanessa Fuhrmans of The Wall Street Journal reports that the facility consistently spends less than comparable hospitals, without sacrificing quality.

Professor Robert Zemsky, chair of The Learning Alliance at the University of Pennsylvania, says he sometimes feels like he is shouting into a petrified forest when he outlines his ideas to reform higher education. One idea is to reduce the standard baccalaureate degree program to three years instead of four, which Zemsky says would force schools to restructure their programs. His upcoming book is, "Making Reform Work: The Case For Transforming American Higher Education".

This week, quantum physicists, philosophers, arctic explorers, rappers and comedians have gathered in Oxford for the TED Global Ideas conference, with the theme "The Substance Of Things Not Seen". While most attendees will be trying to put their ideas into words, the Radio Science Orchestra will tackle the theme using "space-controlled musical instruments," instruments you play without touching them. The BBC's James Fletcher reports.

Asthma medication versus acne medication; MRIs versus birth control; surgery versus rehab. These are some of the decisions policy makers need to consider when deciding what's covered and what's not in healthcare. But are Americans willing to make those hard choices? The non-partisan Center for Healthcare Decisions conducted a series of phone surveys and group discussions and asked people: What matters most in healthcare? Our guest is the group's executive director, Marge Ginsburg.

Putumayo Kids is the world record music label for children that has sold millions of CDs. Their newest CD, "Picnic Playground", features songs about food from France, Cuba, Germany, and the United States — among others. We speak to Dan Storper, the label's founder, and Jose Conde, who appears on the CD with his band, Ola Fresca.