French President Nicolas Sarkozy wants his country to take the lead in the fight against global warming. He is pushing through a radical and unpopular plan to tax individual households according to their carbon footprint. But the new measure has many seeing red, not green. Full Story »
The industrial world has set a goal of preventing the global average temperature from rising more than 2 degrees Celsius, that's 3.6 Fahrenheit, above preindustrial levels. That number will be discussed a lot during the global warming talks in Copenhagen. Full Story »
Intensive reading instruction not only helps students boost reading skills, but also improves the brain's "highways" that communicate information, a new study finds. This suggests that reading depends on areas of the brain that process information as well as the wiring that connects those areas. Full Story »
Negotiators at Copenhagen know exactly what they need to figure out: who has to cut greenhouse gas emissions and by what amount — and how much rich countries should pay developing ones to not pollute the atmosphere. But the devil is in the details, so here's a look at what those details are. Full Story »
Changes in the way Americans drive, the appliances we use, and how much we recycle can lead to a significant reduction in carbon emissions, says the co-author of an article published in the Proceedings of the National Academy of Sciences. Michael Vanderberg says change can be significant even if not everyone takes part. Full Story »
A new study says that 66 million Americans provide care for an elderly parent, family member or a disabled child, and that caregiving has become an unpaid, part-time job. On average, caregivers provide 19 hours of help a week, and this causes people to miss work or to quit work altogether. Full Story »
The Copenhagen climate conference currently underway in Denmark has sparked global focus on "going green" in favor of environmentally friendly habits. But one environmental activist says that's a waste of time. Mike Tidwell, of the Chesapeake Climate Action Network, explains why he's skeptical of the green movement. Tidwell says the focus is a distraction from serious environmental action. Full Story »
The NASA scientist who accused agency administrators and the Bush White House of manipulating public releases of climate data says he is disappointed that President Obama hasn't taken more action on the issue. Full Story »
We're tagging along with Carol Greider, a Johns Hopkins molecular biologist, as she picks up a share of this year's Nobel Prize for physiology or medicine in Stockholm. Full Story »
The Environmental Protection Agency announced Monday that greenhouse gas pollution is a threat to human health. That finding paves the way for the agency to regulate carbon dioxide emissions from factories, power plants and cars under the Clean Air Act if Congress doesn't pass legislation to cut emissions. Full Story »
