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Emily Grason and Sean McDonald trudge through the mud of San Juan Island’s Westcott Bay on the hunt for something they hope not to find: A 3-inch menace: the European green crab.

In late August, a single adult male was found for the first time in Washington’s inland sea. University of Washington researchers responded, arriving at the location of that first sighting with hundreds of traps in tow.

4 Things To Watch At The First Presidential Debate

20 hours ago

The first presidential debate tonight is shaping up to be one of the most-watched political events ever, with a potentially Super Bowl-size audience.

Here are four things to watch for as Hillary Clinton and Donald Trump take the stage at Hofstra University on Long Island.

1. Which Trump shows up

Donald Trump "won" the primary debates by dominating his opponents, often by name-calling and bluster. This one will be different.

The city of Charlotte, N.C., has lifted a midnight curfew, as protests over the weekend continued to be mostly peaceful.

Demonstrators have taken to the streets for nearly a week, after police shot and killed Keith Lamont Scott on Tuesday. Police say Scott had a gun; his family says he was unarmed.

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There's growing evidence that a physical injury to the brain can make people susceptible to post-traumatic stress disorder.

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