From the inside of our heads, it feels as if colors are intrinsic aspects of the outside world and our eyes are beautifully designed to see them. But we humans are merely sampling the possible ways of sensing the spectrum of light. Most of us see more colors than dogs, ...

(Phys.org) -- As plants began to transition from aquatic habitats to dry land some 500 million years ago, their needs changed. Those primitive ancestors of modern plants were ill-equipped to survive in a dry, sunlight-blasted world. But gradually, they evolved enzymes that let them synthesize new kinds of chemicals to ...

Oregon investigators recently mapped the trail of an outbreak of a nasty stomach bug among participants in a girls' soccer tournament to a reusable open top grocery bag stored in a hotel bathroom. Their findings, which illustrate the role that inanimate objects can play in spreading norovirus infection, appear in ...

New research suggests that there is a complex networks of neurons in some youngsters’ brains that make them more likely to begin smoking, experimenting with cannabis or consuming large amounts of alcohol.

A personality profile marked by overly gregarious yet anxious behavior is rooted in abnormal development of a circuit hub buried deep in the front center of the brain, say scientists at the National Institutes of Health. They used three different types of brain imaging to pinpoint the suspect brain area ...

A personality profile marked by overly gregarious yet anxious behavior is rooted in abnormal development of a circuit hub buried deep in the front center of the brain, say scientists at the National Institutes of Health. They used three different types of brain imaging to pinpoint the suspect brain area ...

(NIH/National Institute of Mental Health) A personality profile marked by overly gregarious yet anxious behavior is rooted in abnormal development of a circuit hub buried deep in the front center of the brain. Brain scans pinpointed the suspect brain area in people with Williams syndrome. Matching the scans to ...

A strain of the potentially deadly antibiotic-resistant bacterium known as MRSA has jumped from food animals to humans, according to a new study involving two Northern Arizona University researchers. Paul Keim, Regents' professor and director of NAU's Center for Microbial Genetics and Genomics, and Lance Price, NAU faculty member and ...

FLAGSTAFF, Ariz. -- A strain of the potentially deadly antibiotic-resistant bacterium known as MRSA has jumped from food animals to humans, according to a new study involving two Northern Arizona University researchers. Paul Keim, Regents professor and director of NAUs Center for Microbial Genetics and Genomics, ...

(Northern Arizona University) A strain of the potentially deadly antibiotic-resistant bacterium known as MRSA has jumped from livestock to humans, according to a new study involving two Northern Arizona University researchers and scientists around the world.

Men and women may be equals, but they often behave differently when it comes to sex and parenting. Now a study of the differences between the brains of male and female mice in the Cell Press journal Cell provides insight into how our own brains might be programmed for these ...

Men and women may be equals, but they often behave differently when it comes to sex and parenting. Now a study of the differences between the brains of male and female mice in the February 3rd issue of the Cell Press journal Cell provides insight into how our own brains ...