Fifteen shades of photoreceptor in a butterfly’s eye
When researchers studied the eyes of Common Bluebottles, a species of swallowtail butterfly from Australasia, they were in for a surprise. These butterflies have large eyes and use their blue-green...
Does Physical activity influence breast density?
Women whose breasts are more dense have a greater risk of developing breast cancer than those with less breast density, and physical activity is known to have a protective effect against the...
NASA’s first wide-field soft X-ray camera is a gift that keeps giving
NASA’s first wide-field soft X-ray camera, which incorporated a never-before-flown focusing technology when it debuted in late 2012, is a gift that keeps giving. NASA recently selected a...
Engineers develop flexible skin that traps radar waves, cloaks objects
Iowa State University engineers have developed a new flexible, stretchable and tunable “meta-skin” that uses rows of small, liquid-metal devices to cloak an object from the sharp eyes of...
Brain cells that know which end is up!
People are intuitive physicists, knowing from birth how objects under the influence of gravity are likely to fall, topple or roll. In a new study, scientists have found the brain cells apparently...
Women and Chemicals: The impact of hazardous chemicals on women
This report aims to summarize existing information and initiatives on the topic of women and chemicals. This report is a thought starter and was informed by and developed subsequent to an expert...
Ancient viral invaders in our DNA help fight today’s infections
About eight percent of our DNA is viral in origin: remnants of ancient battles between infectious viruses and our ancestors. These so-called endogenous viruses are often perceived as a mere oddity...
Overconfidence linked to one’s view of intelligence
Washington State University researcher Joyce Ehrlinger has found that a person’s tendency to be overconfident increases if he or she thinks intelligence is fixed and unchangeable. Such people...
