Geologists Dave Tucker (left) and Pete Stelling at the Mount Baker hot springs in Washington's Cascade Mountains. The springs are within the large tract of federal land that could soon be open for geothermal development. Ashley Ahearn/KUOW hide caption

itoggle caption Ashley Ahearn/KUOW

Blue crabs brought back to Tony Goutierrez's dock in Hopedale, La. For the past few years, his traps have been coming up empty. "It's sad to see it go, but it's going — this way of life is going to disappear," he says. Laine Kaplan-Levenson for NPR hide caption

itoggle caption Laine Kaplan-Levenson for NPR

A shipwreck is seen near the coast in Lake Michigan, where clear waters recently allowed a Coast Guard helicopter to take striking aerial photos of several wreck sites. U.S. Coast Guard Air Station Traverse City hide caption

itoggle caption U.S. Coast Guard Air Station Traverse City

Twitter changed its direct messaging guidelines Monday. Now, any user can direct-message any other user even if they are not following each other. The new feature is not automatically enabled; users will have to opt in. iStockphoto hide caption

itoggle caption iStockphoto

Jason Rezaian, an Iranian-American correspondent for the Washington Post, faces four serious charges, including espionage, according to his lawyer. He's shown in 2013. Vahid Salemi/AP hide caption

itoggle caption Vahid Salemi/AP

Let's Get Weird, a BuzzFeed Event sponsored by The CW at South by Southwest, on March 8, 2014, in Austin, Texas. Hal Horowitz/Invision/AP hide caption

itoggle caption Hal Horowitz/Invision/AP