Sky Archive

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Cirrus clouds are made of ice particles and can cover 30% of Earth's atmosphere.
How Cirrus Clouds Form — And Why It Matters
May 09, 2013
The clouds can cover 30 percent of the Earth and impact climate. View Full Article »
Science and Psychology: Why People Ignore Tornado Warnings
May 09, 2013
Despite advancements in tornado warning systems, 60 people die each year from tornadoes. This raises the question: why do people ignore tornado warnings? View Full Article »
weather, severe weather, chill
Lingering Winter Chill Suppressing Tornadoes in 2013
May 08, 2013
An ongoing cool weather pattern from the Rockies to the East Coast has been helping to keep a lid on the number of tornadoes for 2013. View Full Article »
national parks, rainbow
Crazy Photo: Lightning & Double Rainbow Over Badlands
May 07, 2013
Rare site over world-famous fossil bed. View Full Article »
Hurricane Flossie
Stormier Paradise: More Hurricanes Predicted for Hawaii
May 06, 2013
Tropical cyclone frequency linked to climate change. View Full Article »
An ash plume drifts from Paluweh volcano in Indonesia in this image, taken April 29, 2013 from the Landsat Data Continuity Misison's Operational Land Imager instrument.
Volcano's Heat, Eruption Seen from Space
May 06, 2013
See the hot lava from space. View Full Article »
Snowy swing set in Fairbanks, Alaska
Best Earth Images of the Week — May 3, 2013
May 04, 2013
NASA's newest mission, Spring snowfall records and tsunami debris top out our favorite images this week. View Full Article »
horses, kentucky derby, racing
Downpours, Thunder Possible for the Kentucky Derby
May 03, 2013
Spectators for the race may want to bring umbrellas as rain is possible on Saturday. View Full Article »
weather, fire dangers, California wildfires
California Springs Fire Grows 10,000 Acres in 24 Hours
May 03, 2013
Unusually strong Santa Ana winds, extremely low relative humidity and 90-degree warmth have contributed to the growth of the Springs Fire burning in Ventura County, Calif. View Full Article »
weather, snowstorm records, historic records, climate change effect, global warming
Historic Snowstorm Records; Climate Change to Blame?
May 03, 2013
While the debate as to whether climate change is responsible for the rare May snow across the Plains and Upper Midwest continues, there is no question that the snowstorm is one for the record books. View Full Article »
sierra snowpack
NASA Sniffs Out Western Snowpack
May 02, 2013
The mission will aim to improve mountain snowpack measurements and melt forecasts. View Full Article »
Sting jet
Cause of Killer 'Sting Jets' in Storms Revealed
May 02, 2013
Powerful gusts form in certain cyclones. View Full Article »
Snowy swing set in Fairbanks, Alaska
Snowy Spring Snaps Records Across US
May 01, 2013
Record cold and late-season snow across the U.S. View Full Article »
These three hermit crabs, affectionately called “The Three Amigos” (in reference to the movie starring Steve Martin, Chevy Chase and Martin Short), use tusk shells for housing.
Best Earth Images of the Month — April 2013
May 01, 2013
Bone drilling worms, severe weather from space and beautiful cherry blossoms made our top picks for this months. See what the Earth brought us this month. View Full Article »
weather, tropical cyclone
Tropical Cyclone Zane Aims for Australia
April 30, 2013
Tropical Cyclone Zane formed in the Coral Sea to the northeast of Queensland on Monday and quickly strengthened during the next 24 hours. View Full Article »
Coastal damage from Hurricane Sandy
Six Months Since Sandy: A Long Road Ahead
April 29, 2013
Today marks six months since Superstorm Sandy made landfall on the New Jersey coast. View Full Article »
weather, heat wave, high temperatures
Record-Warmth in the Desert Southwest into Early This Week
April 29, 2013
The Southwest corner of the nation will remain a focus for sweltering conditions through Tuesday. View Full Article »
Mangaia rock sample
Best Earth Images of the Week — Apr. 26, 2013
April 27, 2013
Mother Earth's recycling plan, a rough wildfire season ahead and Earth Day in space are a few of our top choices this week. Check these out. View Full Article »
weather, tornadoes, severe thunderstorms, deadly tornado outbreak April 2011
Two Years Later: Lessons Learned From the 2011 Super Outbreak
April 25, 2013
April 25-28, 2011, marks one of the deadliest tornado super outbreaks in recent history, with a total of 358 confirmed tornadoes. View Full Article »
Sand dune with wind measuring equipment
How Wind Flows Over Sand Dunes, in 3D
April 25, 2013
Scientists brave rainy Irish coast to get data. View Full Article »
dark lighting
Dark Lightning Linked to its Luminous Twin
April 24, 2013
Scientists find evidence for dark lightning's gamma-ray bursts just before a big lightning bolt. View Full Article »
dust storms, sandstorms, what is a dust storm
7 Crazy Facts about Dust Storms
April 24, 2013
One dust storm allegedly buried an entire army. View Full Article »
Snow depths on April 23, 2013.
Why Has There Been So Much Snow This Spring?
April 24, 2013
This April has been the snowiest month ever in Duluth, Minn. View Full Article »
weather, cold front, snow fall, cold records
Winter's Last Gasp: April Yields Snow, Cold Records
April 23, 2013
The latest snowstorm to impact the Plains early this week appears to be the caboose of the storm train with the weather pattern expected to ease. View Full Article »
Canada Arm Hadfield Earth Day 2013
Earth Day! Astronaut Celebrates Earth from Space
April 22, 2013
Chris Hadfield took part in today's (April 22) Earth Day festivities from space. View Full Article »
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