GORDON HABER was tracking a wolf pack he had known for over 40 years when his plane crashed on a remote stretch of the Toklat river in Denali national park, Alaska, last October. The fatal accident silenced one of the most outspoken and controversial advocates for wolf protection. Haber, an independent biologist, had spent a […]
Money is surprisingly bad at making us happy. Once we escape the trap of poverty, levels of wealth have an extremely modest impact on levels of happiness, especially in developed countries. Even worse, it appears that the richest nation in history – 21st century America – is slowly getting less pleased with life. (Or as […]
Plants, especially some trees under stress, are even better than expected at scrubbing certain chemical pollutants out of the air, researchers reported on Thursday. “Plants clean our air to a greater extent than we had realized,” Thomas Karl of the U.S. National Center for Atmospheric Research, a federally funded research center based in Boulder, Colorado, […]