mutations, ecology
Fewer Female Snail Penises
Fewer Female Snail Penises
Tracy Vence | Jan 14, 2014
Researchers are now spotting fewer cases of imposex—in which female sea snails develop male sexual organs—as a result of a chemical ban instituted in 2008.
Large Carnivores Under Siege
Large Carnivores Under Siege
Bob Grant | Jan 13, 2014
As populations of top predators decline in ecosystems the world over, researchers chart the widespread effects.
Settlement Signal
Settlement Signal
Abby Olena | Jan 9, 2014
A marine bacterium generates contractile structures that are essential for the metamorphosis of a tubeworm.
Unhealthy Chemicals Linked to Fracking
Unhealthy Chemicals Linked to Fracking
Jef Akst | Dec 17, 2013
Water samples collected from natural gas extraction sites in Colorado contain hormone-disrupting chemicals linked to birth defects, infertility, and cancer.
CRISPR for Cures?
CRISPR for Cures?
Kerry Grens | Dec 5, 2013
Studies in mice and human stem cells demonstrate that the genome-editing technique CRISPR can correct disease-causing mutations.
Biology's Coefficient
Biology's Coefficient
Megan Scudellari | Dec 1, 2013
Joel Cohen uses the tools of mathematics to deconstruct questions of life.
Waiting in the Wings
Waiting in the Wings
Erin Weeks | Dec 1, 2013
A century’s worth of collected butterflies shed light on how climate change threatens the survival of early-emerging species.
Virginia Targets Wild Pigs
Virginia Targets Wild Pigs
Bob Grant | Nov 26, 2013
The state assembles a task force to try to slow the growth of burgeoning populations of the ecologically destructive invasive species.
Decoding Breast Cancer Drug Resistance
Decoding Breast Cancer Drug Resistance
Ed Yong | Nov 3, 2013
Common mutations in metastasized breast tumors suggest how the cancer can develop resistance to frontline drugs.
Carp Breed in Great Lakes Watershed
Carp Breed in Great Lakes Watershed
Kerry Grens | Oct 29, 2013
New evidence indicates that invasive Asian carp have bred in the Lake Erie basin.