"We're not tethered to one company, " said Bill Goodwyn, chief executive of Discovery's education unit.

WSJ: Apple Makes Push Into iPad Textbooks

As NPR's Wade Goodwyn reports from Houston, the next week of testimony will likely decide Skilling's fate.

NPR: Skilling Takes Stand, Proclaims Innocence at Enron Trial

NPR's Wade Goodwyn visited the district to learn what voters think of DeLay's possible return to electoral politics.

NPR: Questions Linger About DeLay's Place on the Ballot

As NPR's Wade Goodwyn reports, the prosecutor's questions focused on the alleged accounting tricks the company used to create its financial reports.

NPR: Skilling Continues to Assert Innocence at Enron Trial

NPR's Wade Goodwyn has been covering the story, and he joins us.

NPR: Judge Finds DeLay's PAC in Violation of Texas Law

Joining us now from Houston is NPR's Wade Goodwyn.

NPR: Witness: Enron Executives Knew of Inflated Earnings

NPR's Wade Goodwyn is at the federal courthouse.

NPR: Enron Witnesses Lying About Fraud, Skilling Says

NPR's Wade Goodwyn explores the mystery.

NPR: Unusual Breed of Mosquitoes Hits Dallas

From Indianola, NPR's Wade Goodwyn reports.

NPR: Building a Museum for B.B. King

NPR's Wade Goodwyn explains.

NPR: In Texas, Not All Voters Are Equal