developmental biology, microbiology, immunology, ecology
Newts' New Eyes
Richard P. Grant | Dec 1, 2011
Cut off a newt’s tail or a leg, or remove a lens from its eye, and it grows back. However, whether newts can continue to do this throughout their lives, or lose the ability as they get older, has remained a mystery. 
Flow Cytometry for the Masses
Richard P. Grant | Dec 1, 2011
Tagging antibodies with rare earth metals instead of fluorescent molecules turns a veteran technique into a high-throughput powerhouse.
Breaching the Wall
Rachel Nuwer | Dec 1, 2011
Editor’s choice in immunology
Birth Control Pills and Prostate Cancer
Bob Grant | Nov 16, 2011
A new study suggests a possible link between the use of oral contraceptives and rising prostate cancer rates.
Endangered Snails Accidentally Frozen
Cristina Luiggi | Nov 15, 2011
Hundreds of rare giant land snails held in captivity in New Zealand froze to death after the temperature probes in their containers failed.
Bacterial Identity Crisis
Cristina Luiggi | Nov 9, 2011
Researchers probe the genetics of a group of bacteria known to extensively swap DNA sequences with other species—blurring the species boundaries.
Prescription Drug Pollutants
Cristina Luiggi | Nov 7, 2011
Are pharmaceuticals in the environment affecting human health?
Genome Digest
Cristina Luiggi | Nov 2, 2011
Meet the species whose DNA has recently been sequenced.
Ladybug Zombies
Cristina Luiggi | Oct 31, 2011
Wasps inject their larvae into ladybug abdomens, where they feast on the bugs’ insides.
How Probiotic Yogurt Works
Bob Grant | Oct 26, 2011
Researchers show that the bacterial species in probiotic, fermented dairy products may alter gene expression and metabolism in native gut microbiota.