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First, U.S. News releases its college rankings each year to much fanfare. But are they actually hurting higher ed? We ask journalist Scott Jaschik and U.S. News\\u2019 Robert Morse.

Then, there will be 10 billion people on the planet by 2050. That\\u2019s a lot of mouths to feed. Can we do it without destroying Earth\\u2019s resources? We talk with science writer Charles Mann about different approaches to tackling this problem.

Finally, you\\u2019ve heard the name Martin Shkreli, but there are many other executives responsible for hiking drug prices. We peek into the complex world of Big Pharma.