
Toxic Algae Causing Brain Damage in Sea Lions along California Coast
Brain scans reveal damage that leads to neurological and behavioral changes, including beach strandings

Toxic Algae Causing Brain Damage in Sea Lions along California Coast
Brain scans reveal damage that leads to neurological and behavioral changes, including beach strandings

Energy Secretary Talks Climate Challenge
A brief portion of the December 9 conversation during the climate talks in France between Secretary of Energy Ernest Moniz and Scientific American’s David Biello


90-Nation Coalition Aims for Ambitious Climate Change Deal
Among its goals, the coalition of countries, including the U.S., wants an agreement that the world must aim as soon as possible to hold global warming to 1.5-degree Celsius and work toward a long-term low-carbon future

Here's How Much of Alaska's Permafrost Could Melt
New research reveals the extent of the meltdown in the north

Blocking the Sun Is No Plan B for Global Warming
Planet-wide geoengineering schemes might work—or backfire. Either way, there is no getting around the need to reduce CO2 in the atmosphere

New African Highways Have a High Environmental Price
An analysis determines that many road-building projects in Africa would bring only modest benefits to people, while devastating the environment. Christopher Intagliata reports

Protect the Right Places for Biodiversity
Scientists can provide the info to make sure that the correct areas are chosen for protection to help ensure the continued robustness of a region's biodiversity

Pollination Isn't Just for the Bees
Flies, beetles, butterflies and moths may account for some 40 percent of the world’s pollination. Christopher Intagliata reports

U.S. and China Work Together for Climate Solution, So Far
The world’s two largest polluters have been team players at the climate talks in Paris

The Biggest Climate Challenge: Leaving Carbon in the Ground
Science shows that safeguarding the climate will require us to leave most fossil fuels in the ground. Can we restrain ourselves?

How a Forest Responds to the Threatening Heat of 2100
Experiments may show how forests around the globe respond to global warming

Santa Monica's Mountain Lions Are Stuck on an Island, and Fast Disappearing
Auto accidents, rodenticides and shrinking habitat are killing urban cats that largely occupy an area surrounded by highways and development, but a proposed wildlife bridge could offer promise