Tons of acorns? It must be a mast year

If you have oak trees in your neighborhood, perhaps you've noticed that some years the ground is carpeted with their acorns, and some years there are hardly any. Biologists call this pattern, in which all the oak trees for ...

Bigger doesn't mean better for hatchery-released salmon

Fish permeate the culture of the Pacific Northwest (PNW). In particular, the iconic salmon has been an important part of the region for thousands of years, from ancient Native American trade routes and legends to modern fishing ...

Bushfire threat still high as Australia clean up begins

Australians on Wednesday began sifting through the ashes of hundreds of bushfires that have ravaged the country, relieved that their worst fears were unrealised—but wary of a long and brutal summer ahead.

NASA's Mars 2020 heads into the test chamber

In this time-lapse video, taken on Oct. 9, 2019, at NASA's Jet Propulsion Laboratory in Pasadena, California, bunny-suited engineers move the Mars 2020 rover from a high bay in the Spacecraft Simulator Building into the facility's ...

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