Some new green car tires offered by major manufacturers roll easier and contain less crude oil
As the Arctic warms, the icescape on which both walruses and people depend is changing
People who talk in a more melodic way have a stronger bead on social communication
Small remnants of toys, bottles and packaging persist in the ocean, harming marine life and possibly even us
Supercomputer time will help ornithologists make ecological sense of millions of records of bird sightings.
Plumes of dust that cross the Atlantic are richer in nutrients than previously thought.
Study shows that stripping mountains for coal has a much greater impact than urban growth.
Male blue whales off California produce the same note, four octaves below middle C, perhaps as a mating beacon to females. Christopher Intagliata reports
A new study finds that the popular microbicidal silver nanomaterial negatively impacts the growth of plants as well as kills the soil microbes that sustain them
Carbon dioxide emissions are making the oceans more acidic, imperiling the growth and reproduction of species from plankton to squid
When you are facing a tricky task, your view of the world may not be as accurate as you think
Adding biochar to soil might be a good way to cut pollution from agriculture while improving fertility. David Biello reports
GM canola plant refugees from farms in North Dakota bear multiple transgenic traits
Editor's Note: Students from Dartmouth's Thayer School of Engineering are working in Tanzania to help improve sanitation and energy technologies in local villages.
Transgenic canola plants in North Dakota found a way to leave the farm and apparently reproduce off-site, leading to individuals with multiple transgenes. Molly Webster reports
One of the 32 solar-thermal panels that captured energy on the roof of the White House more than 30 years ago landed this week at a science museum in China
Letters to the editor about the March/April 2010 issue of Scientific American MIND
Transgenic canola found growing freely in North Dakota.
Frog census volunteers misinterpreted recorded frog sounds in the field, leading researchers to suspect that frog populations may be even lower than thought. Cynthia Graber reports
Scientists at Stanford University claim a "breakthrough" that could harness energy lost as heat in solar cells