1. Earth

    Warmer oceans would fuel more thunderstorms

    Satellite data reveal more thunderheads forming as tropical sea-surface temperatures rise.

  2. Earth

    Obama administration should lead energy transition

    R.K. Pachauri, an engineer and economist by training, is director-general of The Energy and Resources Institute in New Delhi, India, and a corecipient of the 2007 Nobel Peace Prize for his role as chief of the Intergovernmental Panel on Climate Change. The IPCC periodically issues consensus reports on the science of climate change. Senior editor Janet Raloff spoke with him about changes he hopes to see from the Obama administration.

  3. Climate

    Holdren to Head White House Science

    It appears that another physicist with Nobel ties is set to become the primary Obama adviser on science.

  4. Ecosystems

    Thwarting Tree Poachers

    A new federal rule makes it harder to destroy protected forests.

  5. Chemistry

    ENV Tidbits: Corals, nano concerns, and more

    News nuggets on climate-imperiled corals, nanotech worries, and soft drinks bearing pesticides.

  6. Life

    Protect biodiversity hot spots and the rest will follow

  7. Climate

    Fixing Climate: What Past Climate Changes Reveal About the Current Threat— And How to Counter It by Wallace S. Broecker and Robert Kunzig

  8. Climate

    Climate change stifling lemmings

    Warmer winter temperatures are altering the snowpack, squelching the rodents’ population booms.

  9. Archaeology

    Really Cool History

    Tales of the black band: Clues to a 4,200-year-old mystery lie frozen in icy records stored atop Mt. Kilimanjaro.

  10. Climate

    Eggs, Tea and Mr. IPCC

    Even jet-lagged, the world's lead climate negotiator took time out to brief a few reporters.

  11. Climate

    The News Climate

    Whether people choose to peruse news — and where — may explain what role science plays in shaping public opinion on global warming.

  12. Climate

    Cooling climate ‘consensus’ of 1970s never was

    Myth often cited by global warming skeptics debunked.