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Earth Will Survive Global Warming, But Will We?The planet has endured far more dramatic climate change in the past fueled by other forms of life. But rarely if ever has the change been so rapid.
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Global Warming Sparks Increased Plant Production in Arctic LakesBiological activity in some Arctic lakes has ratcheted up dramatically over the past 150 years.
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How Cacti Survive: Surprising Strategies Quench ThirstThey work the night shift, let their roots die, and fend off thirsty predators to conserve every precious drop.
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Art from Space: Phytoplankton BloomA NASA satellite has photographed a particularly artful bloom in the Arabian Sea.
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Scientist Reading the Leaves to Predict Violent WeatherMoisture emitted by a single leaf provides clues to imminent thunderstorms and tornadoes.
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Evolution Predictable Everywhere in the Universe, Scientist SaysIf the history of life could be rewound and replayed, many of the same innovations would reappear. What’s that mean for life on other planets?
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Finding the Path to Earth's Early OxygenNew evidence that manganese paved the way for photosynthesis.
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Amazon River 'Breathes' Carbon Dioxide from Rain ForestRiver bacteria can break down plant-based carbon, exhaling it as carbon dioxide.
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Early Earth Was Purple, Study SuggestsThe planet might once have been dominated by microbes that used a molecule other than chlorophyll to harness Sun’s rays.
