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This summer, Morning Edition is taking you on adventures off the beaten path — trails that transport us to a special, hidden place. We start just minutes from downtown Mobile, Ala., at the point where five rivers converge in the Mobile Bay Delta. With our trail guide, we discover centuries of history, and biodiversity like no other place in the country.

The point where five rivers empty into Mobile Bay is a fisherman and hunter's paradise, but it's also a draw for naturalists and history buffs.

It has taken nearly a decade and 3 billion miles to get there, but scientists are about to get their first look at Pluto.

The New Horizons spacecraft is closing fast on the tiny world once thought to be at the edge of our solar system. On Tuesday the probe will begin an intensive nine-day scientific study of Pluto and its moons.

When Kate Klein began working as a nurse in the Cleveland Clinic's Neurointensive Care Unit, one of the first things she noticed was that her patients spent a lot of time in bed. She knew patients with other injuries benefitted from getting up and moving early on, and she wondered why not patients with brain injuries.

"I asked myself that question. I asked my colleagues that question," Klein says. "Why aren't these patients getting out of bed? Is there something unique about patients with neurologic injury?"

It has been called the "Super Bowl of the ocean."

Shark Week is a ratings bonanza for the Discovery Channel with more than 40 million people tuning in last year. Shark Week kicked off this weekend with the most hours of programming ever in its 28-year history But many scientists think the huge audiences — and the hype — have come at the expense of real science.

A generation of shark scientists cut their teeth on Shark Week.

This week, NPR examines public corruption in South Texas. The FBI has launched a task force to clean up pervasive misconduct by public servants in the Rio Grande Valley. But as NPR's John Burnett and Marisa Penaloza report, the problems are entrenched.

The Rio Grande Valley of Texas is a world apart, isolated by empty ranch land to the north, the Gulf to the east, and Mexico to the south. A million-and-a-half people live there amid dazzling wealth and stark poverty.

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