The rising and falling of the sea is a phenomenon upon which we can always depend.

The USGS is providing comprehensive scientific capabilities and information that decision makers, emergency responders and communities can use to help them prepare, cope and recover from the storm.

The same genetic mutations that can trigger cancer in some tissues are relatively harmless in others.

Excess fertilization of agricultural fields is a huge environmental problem.

The important nutrient phosphate may be less abundant in the global ocean than previously thought, according to a new paper in Science Advances. 

An overwhelming scientific consensus affirms that for thousands of species across the globe, climate change is an immediate and existential threat.

The most common process for making hydrogen peroxide begins with a highly toxic, flammable working solution that is combined with hydrogen, filtered, combined with oxygen, mixed in water, and then concentrated to extremely high levels for shipping.

From its vantage point in orbit around the Earth, when the Global Precipitation Measurement mission or GPM core satellite passed over the Eastern Pacific Ocean, it gathered data on rainfall rates occurring in Hurricane Juliette.

University of Arizona ecology and evolutionary biology processor Brian Enquist and former doctoral student Vanessa Buzzard trekked across the Americas: from moist, tropical jungles in Panama to the frigid boreal forests in Colorado to the wet temperate forests of the Pacific Northwest. 

Hurricane Dorian continues to generate tremendous amounts of rainfall, and has left over three feet of rain in some areas of the Bahamas and is now lashing the Carolinas.