Earlier this year, a team of scientists in Germany discovered a strange spike in beryllium-10 in the seafloor of the Pacific Ocean. This radioactive isotope forms when cosmic rays strike Earth's atmosphere. From there it falls, sinks and settles on the seafloor, before becoming embedded in the crust.

Water temperatures several degrees above normal span thousands of miles, though they have mostly stopped short of the Pacific Northwest coast.

Several structures, a.k.a. tectonic plates, seemed to be sitting there, untouched since the evolution of Earth billions of years ago.

The eastern Pacific hurricane season is already well above average for named storms and hurricanes, and there's a simple reason why.

La Nina advisory now active for Eastern Pacific Ocean. Colorado experiencing warmer, windier fall conditions with more complex winter weather expected.

Rainfall could range from one inch to an inch-and-a-half in San Francisco, to up to two inches of rain in areas such as Santa Cruz.

New research from the University of St Andrews has shed light on a crucial mechanism of lowering atmospheric CO2 during Earth's past ice ages.

For nearly half a century, a mysterious sound has echoed through a remote stretch of the Pacific Ocean, eluding scientists and oceanographers alike. Rhythmic and persistent, this underwater signal sparked curiosity,