Science of the Union.
A state-by-state breakdown of policies that could change your community.
His rulings in six previous cases can give us some idea.
Among global warming's cast of characters, these two stand out.
How the presidential candidates get science wrong
Popular Science is inside the U.N., where 150 heads of state are talking global warming. Will they put momentum behind an international treaty in 2015?
Texas Schoolbook Massacre
Put down the bologna: "Quality, not quantity" is just one strategy that could make meat available to all while protecting the environment.
The latest assessment from the Intergovernmental Panel on Climate Change, released in full online today, details what we can and cannot predict about global warming.
At a speech at Georgetown University, he laid out the basics for how the country will combat climate change--whether or not Congress helps.
You don't even need Congress to enact meaningful reform.
Maybe we can all just agree on this one?
An open letter from PopSci to President Obama about science and the future
Yes, you read that correctly.
Our dependence on big systems--big oil, big coal--steers us away from little ones, such as biofuel made from garbage, that are transforming communities in other countries
Under-the-radar polluters, and the individuals doing their best to hold climate science back
In the global race to reduce carbon emissions, these eco-minded communities, from Kansas to the Maldives, lead the pack. Here's how they're making their carbon footprints disappear
Steven Chu, the new U.S. secretary of energy, is a Nobel-winning physicist and an unabashed advocate of fighting climate change. But can he negotiate the political realities of transforming the energy economy?
Which technologies will finally free us from oil?
Western architects have grand plans for helping China solve its expanding environmental crisis. But the world's dirtiest country already has the power to clean up all on its own