The wave-like appearance of clouds over Bristol Bay in southwest Alaska are the result of colliding air masses.
Published May 18, 2017
Shiveluch is one of the largest and most active volcanoes on Russia’s Kamchatka Peninsula.
Published May 17, 2017
Shiveluch is one of the largest and most active volcanoes on Russia’s Kamchatka Peninsula.
Published May 17, 2017
A combination of winds and currents steered sea ice into interlocking swirls.
Published May 16, 2017
A satellite image and space station video show a dust plume stretching over the Atlantic Ocean.
Published May 14, 2017
The cyclone spun southeastward across the South Pacific, threading the islands of New Caledonia and Vanuatu.
Published May 9, 2017
The tiny, plant-like organisms thrive on iron that seeps into the ocean.
Published May 7, 2017
Visibility in Beijing plunged as dust filled the skies.
Published May 6, 2017
Several tributaries of the Mississippi River face record or near-record water levels.
Published May 3, 2017
The fire continues to grow, with less than a tenth of it contained.
Published May 3, 2017
This dry season on the Yucatán Peninsula has proven to be a fiery one.
Published May 1, 2017
It might look like something mysterious is happening in the waters off of Oman, but this dark, sinuous shape has a completely natural explanation.
Published Apr 30, 2017
The cyclone was one of the earliest Atlantic cyclones observed in the satellite record.
Published Apr 21, 2017
It is the first named cyclone of 2017 in the northern hemisphere.
Published Apr 17, 2017
Parallel “roll clouds” over the Pacific Ocean were likely influenced by the development of Tropical Cyclone Cook.
Published Apr 15, 2017
In April 2017, smoke billowed from fires burning across South and Southeast Asia.
Published Apr 13, 2017
In April 2017, a storm system dropped snow across the mountainous areas of West Virginia, Western Maryland, and Pennsylvania.
Published Apr 11, 2017
The cyclone delivered strong winds and heavy rain to Vanuatu and New Caledonia.
Published Apr 10, 2017
A plume of dust stretched hundreds of kilometers from Mexico into New Mexico.
Published Apr 4, 2017
The city of Rockhampton is bracing for major flooding.
Published Apr 4, 2017
Spring weather brought strong winds and dust storms to Africa’s west coast.
Published Mar 30, 2017
For the first time in nearly 250 years, the Kambalny Volcano ejected ash.
Published Mar 28, 2017
Australia’s strongest cyclone in several years approached the Queensland coast in late March 2017.
Published Mar 27, 2017
In March 2017, phytoplankton bloomed off the coast of Tunisia.
Published Mar 25, 2017
Springtime means more active dust storms in this part of China.
Published Mar 23, 2017
Dust from African deserts often veils the Red Sea.
Published Mar 22, 2017
The plume comes at a time of year when cold winter air exacerbates air pollution.
Published Mar 22, 2017
After a late winter snowfall, clouds moved out and offered a clear view from space.
Published Mar 17, 2017
