NASA's Hubble Space Telescope has discovered carbon dioxide in the atmosphere of a planet orbiting another star.    The Jupiter-sized planet, called HD 189733b, is too hot for life, but the…

Polar lows are small-scale storms that occur in the oceans of the high latitudes and are comparable to a tropical cyclone. The strong winds they produce are rightly feared by seamen. In the course of…

The health threat to city dwellers posed by Southern California wildfires like those of November 2008 may have been underestimated by officials, according to a new paper analyzing particulate…

We don't have ten years, as Al Gore predicted in 2006, dangerous levels of carbon dioxide are already here, say 10 scientists, and the level of globe-warming carbon dioxide in the air has probably…

Water vapor is known to be Earth's most abundant greenhouse gas, but the extent of its contribution to global warming has been diminished by attention on the economic/political millstone of western…

Indoor and outdoor pollutants can rapidly harm the heart in ways different than outdoor air pollution alone, according to a new study presented at the American Heart Association's Scientific Sessions…

Two observations are remarkable today about ozone-hole measurements. Both have been in the books for a while. First, the peak of 2008 is larger than 2007's. Second, NOAA…

A VHF radio interferometer system that was designed by Zhang GuangShu, et al of Cold and Arid Regions Environmental and Engineering Research Institute at Chinese Academy of Sciences was used to…

In 2006, Al Gore alleged that Hurricane Katrina had been caused, or at least made worse, by global warming.    Bill Gray, one of the foremost hurricane experts in the world, disagreed.…

The amount of methane in Earth’s atmosphere shot up in 2007, bringing to an end a period of about a decade in which atmospheric levels of the potent greenhouse gas were essentially stable, according…