ODFW uses helicopters to drop tens of thousands of baby trout into Cascade Range backcountry lakes. Here's how they do it.

The longtime ODOT manager said cuts to the agency would also impact school bus routes, commerce and tourism in southern ...

The so-called earthquake swarm at Mount Rainier dwindled Friday but has surpassed the last large event at the volcano in 2009 ...

The U.S. Geological Survey said it and other agencies were monitoring the situation and would issue additional alerts "as needed." ...

One of the most famous mountains in Washington, Mount Rainier, has been rumbling over the last day due to the amplified ...

The associated research has been published in Optica. It was co-led by Federico Capasso, the Robert L. Wallace Professor of Applied Physics and Vinton Hayes Senior Research Fellow in Electrical ...

These parks in Minnesota, Colorado, Florida and other states are too often overlooked by travelers. Here's why you should add ...

Six years after their birth, terahertz quantum-cascade lasers can now deliver milliwatts or more of continuous-wave coherent radiation throughout the terahertz range — the spectral regime ...

A team at Harvard and Vienna University of Technology have invented a new tunable laser that uses a series of rings to smoothly emit many light wavelengths from a single chip. The laser could replace ...

WASHINGTON: A congressional inquiry into the attempt to assassinate US President Donald Trump at a campaign rally ...