Microbes living in the guts of fruit flies appear to influence the flies' food choice—and promote egg production, even under a nutrient-poor diet. Christopher Intagliata reports.
Genetic map showing how breeds are related provides a wealth of information about origins
Evolutionary biologist Lee Dugatkin talks about the six-decade Siberian experiment with foxes that has revealed details about domestication in general.
By suppressing or increasing cravings, microbes help the brain decide what foods the body “needs”
Mexico’s third gender sheds light on the biological correlates of sexual orientation.
New research on Indonesian fossils reveals clues to an ancient expansion from Africa
Female marine mammals may block insemination with a curled vagina and slick maneuvers
Loss of some DNA during evolution may have helped create big brains and our male–female relationships
Gaps in federal wildlife laws mean easy access to exotic—sometimes endangered—reptiles, and offer scant protection against abuse
Elderly rodents that received human umbilical cord blood improved significantly in memory tests
Planet LHS 1140 b orbits a dim red dwarf star just 40 light-years away, making it a prime target for life-finding telescopes
Raw data from a 40-year-old study raises new questions about fats
About 11 percent of nonrenewable groundwater is used to irrigate internationally-traded crops
A salve of wine, garlic, leeks and oxgall was found to be kill staph and MRSA
Evolutionary biologist and science historian Lee Dugatkin talks about the legendary six-decade Siberian experiment in fox domestication run by Lyudmila Trut, his co-author of a new book and Scientific American article about the research.
Synthetic biology offers unusual rewards and risks
A deadly microscopic foe is giving the gourds “heart failures”
Controversial study shows how hard it is for science to crack one of nature’s slipperiest mysteries