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Dust over Japan
Something more than clouds hovered over Japan on April 18, 2006. Dust filled the skies as well. The dust traveled to the island nation from the Gobi Desert. The Moderate Resolution Imaging Spectroradiometer (MODIS) flying onboard the Terra satellite took…
Forest on the Threshold
NASA data reveal that Arctic forests are getting browner as temperatures rise. The downward trend in the forests’ health may be a sign that global warming is impacting the forests sooner than scientists predicted.
1906 San Francisco Earthquake
Along the coast of California, the tectonic plateunderlying the Pacific Ocean and the plate harboring the North Americanlandmass meet at the San Andreas Fault. Intense pressure builds up along thefault as the two plates grind past each other, the Pacific…
Magellanic Gemstones in the Southern Sky
NASA’s Hubble Space Telescope has captured the most detailed images to date of the open star clusters NGC 265 and NGC 290 in the Small Magellanic Cloud – two sparkling sets of gemstones in the southern sky. These images, taken…
Saturn’s Storms Run Rings Around Earth’s
Saturn’s Storms Run Rings Around Earth’s
Salt Dome in the Zagros Mountains, Iran
The Zagros Mountains in southwestern Iran present an impressive landscape of long linear ridges and valleys. Formed by collision of the Eurasian and Arabian tectonic plates, the ridges and valleys extend hundreds of kilometers. Stresses induced in the Earth’s crust…
Death Valley National Park
At 86 meters (282 feet) below sea level, Death Valley, California, is one of the hottest, driest places on the planet.
Floods in Central California
Many California counties were in a state of emergency on April 13, 2006, when the Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA’s Aqua satellite acquired the top image. A month of above-average rainfall taxed river systems, levees, and reservoirs in…
Magnitude 6.1 Earthquake, Silakhor, Iran
Just before dawn on March 31, 2006, a strong earthquake struck near Silakhor, Iran. The magnitude 6.1 earthquake killed at least 66 people, injured at least 1,280, and damaged buildings in 330 villages surrounding the epicenter. It is likely the…
Cassini Significant Events — 04/06/06 – 04/12/06
Cassini Significant Events — 04/06/06 – 04/12/06 April 14, 2006 (Source: Cassini Project) The most recent spacecraft telemetry was acquired Wednesday, April 12, fromthe Goldstone tracking stations. The Cassini spacecraft is in an excellentstate of health and is operating normally.…
Dust Storm Spreads Out of Gobi Desert
In early and mid-April 2006, waves of dust washed out of the Gobi Desert and spread across eastern China, the Korean Peninsula, and Japan. According to news reports, a dust storm that hit South Korea over the weekend of April…
“Fossil Water” in Libya
In the 1950s, oil exploration in Libya turned up another valuable resource: water. Huge aquifers, underground deposits of sand and rock that also contain water, lurked underneath the scorching sands. Libyans weighed the costs of bringing water up from the…
Hubble Finds ‘Tenth Planet’ is Slightly Larger than Pluto
NASA’s Hubble Space Telescope has resolved the “tenth planet,” nicknamed “Xena” for the first time, and has found that it is only just a little larger than Pluto. Though previous ground-based observations suggested that Xena was about 30 percent greater…
Aral Sea Expansion
Once the fourth largest lake on Earth, the Aral Sea has shrunk dramatically over the past few decades as the primary rivers that fed the Sea were almost completely diverted for cotton farming and other agriculture. The decline of the…
Lake Natron, Tanzania
If Lake Natron, in Africa’s Great Rift Valley, had a color theme, it would be pink. The alkali salt crust on the surface of the lake is often colored red or pink by the salt-loving microorganisms that live there. Also,…
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