Research may shed light on why some clusters of thunderstorms spin up into tropical storms while others dissipate.

The El Niño brewing in the tropical Pacific is on track to become one of the strongest such events in recorded history and may even warm its way past the historic 1997-98 El Niño.

An oceanographer and climate expert, Busalacchi will provide guidance for bolstering Earth observations with a new generation of U.S. satellites.

Scientists are running several computer models simultaneously to provide more accurate short-term forecasts of heavy rainfall, flash floods.

HAO's anniversary, which will feature a series of public events, celebrates the emergence of Boulder as a hub of solar science.