[Tuesday, December 5, 2006] A strong radio blackout (R3) occurred today at 05/1035 UTC due to a major flare on the Sun. The source of the flare was NOAA active sunspot Region 930, which was numbered yesterday as it made its appearance on the visible side of the Sun.

[Wednesday, December 6, 2006] In a NASA study, scientists have concluded that when Earth's climate warms, there is a reduction in the ocean's primary food supply. This poses a potential threat to fisheries and ecosystems.

[Friday, December 8, 2006] New findings indicate that the aurora and other near-Earth space weather are driven by the rate at which the Earth's and Sun's magnetic fields connect, or merge, and not by the solar wind's electric field as was previously assumed.

[Friday, December 8, 2006] The prototype of a new solar patrol telescope in New Mexico recorded a tsunami-like shock wave rolling across the visible face of the Sun following a major flare even on Wednesday, Dec. 2, 2006.

[Friday, December 8, 2006] Giant whirlpools of electrically charged gas, some 40 000 kilometres across, have been witnessed above the Earth by a team of European and American scientists.

[Friday, December 8, 2006] Room 406 of the Dirksen Building will be the setting for one of the most dramatic changes that will occur on Capitol Hill when the new Congress convenes in January. This is the hearing room of the Senate Environment and Public Works Committee.

[Monday, December 11, 2006] A small-scale, regional nuclear war could produce as many fatalities as World War II and disrupt the global climate for a decade or more, with environmental effects that could be devastating for everyone on Earth, university researchers have found.

[Monday, December 11, 2006] In the first test of a new radar instrument, scientists have seen through more than a mile of Greenland ice to reveal an image of land that has been hidden for millions of years.

[Monday, December 11, 2006] New instrumentation and observing techniques, being developed by researchers at the University of Illinois at Urbana-Champaign, are helping scientists better understand and predict space weather.

[Monday, December 11, 2006] Impacts of climate change seen in both upper and lower atmospheres Carbon dioxide emissions from the burning of fossil fuels will produce a 3 percent reduction in the density of Earth's outermost atmosphere by 2017.

[Monday, December 11, 2006] NASA's Time History of Events and Macroscale Interactions During Substorms (THEMIS) spacecraft arrived in Florida today, to begin final testing and launch preparations.

[Tuesday, December 12, 2006] Spatially and spectrally resolved models were used to explore the observational sensitivity to changes in atmospheric and surface properties and the detectability of surface biosignatures in the globally averaged spectra and light-curves of the Earth.

[Tuesday, December 12, 2006] A NanoSIMS ion microprobe was used to map the submicron-scale distributions of carbon, nitrogen, sulfur, silicon, and oxygen in organic microfossils and laminae in a thin section of the 0.85 billion year old Bitter Springs Formation of Australia.

[Wednesday, December 13, 2006] The geomagnetic field is expected to reach major to severe storm levels. Activity from the CME observed early on 13 December is expected to impact the geomagnetic field by mid to late UTC on day 1 (14 December) of the forecast period.

[Thursday, December 14, 2006] "All records referring or relating to NASA practices or policies, past or current, affecting dissemination of scientific information to the public and the media must be preserved. "

[Thursday, December 14, 2006] A solar flare has produced strong radio blackouts and a solar radiation storm. A large Earth-directed coronal mass ejection was also observed with this event. Strong to severe geomagnetic storming is expected to last through 15 December.

[Thursday, December 14, 2006] Geophysical Activity Forecast: The geomagnetic field is expected to range from active to major storm levels for 15 December. This activity is due to the CME observed on 13 December. Unsettled to active conditions are expected for 16 and 17 December.

[Thursday, December 14, 2006] Join Teachers Ute Kaden and Allan Miller live from the Oden Icebreaker en route to Antarctica!

[Friday, December 15, 2006] An energetic storm on the Sun has forced ESA mission controllers to react to anomalies or take action to avoid damage to spacecraft. Several missions, including Integral, Cluster and Envisat, felt the storm's effects.

[Sunday, December 17, 2006] Geologists have uncovered evidence in the oil fields of Oman that explains how Earth could suddenly have changed 540 million years ago to favor the evolution of the single-celled life forms to the multicellular forms we know today.

[Wednesday, December 20, 2006] Want biodiversity? Look no further than the air around you. It could be teeming with more than 1,800 types of bacteria, according to a census of airborne microbes recently conducted by scientists from the Lawrence Berkeley National Laboratory.

[Thursday, December 21, 2006] A few years ago, an international team of researchers went to the middle of the Pacific Ocean and drilled down five kilometers below sea level in an effort to uncover secrets about the earth's climate history.

[Friday, December 22, 2006] Instruments aboard a Japan Aerospace Exploration Agency satellite named Hinode, or "Sunrise," are returning extraordinary new images of our sun.

[Friday, December 22, 2006] For 11 years, Jill Banfield at the University of California, Berkeley, has collected and studied the microbes that slime the floors of mines and convert iron to acid, a common source of stream pollution around the world.

[Wednesday, December 27, 2006] They are the celestial equivalent of sonograms and chronicle the exo-planetary comings-and-goings of some of Earth's least known, most nomadic, and at times most impactful neighbors - asteroids.

[Friday, December 29, 2006] Last December a second Italian-French crew took up residence in one of the most inhospitable places on Earth. They will stay there for over a year. The aim: to help the European Space Agency (ESA) with preparations for a human mission to Mars.