Andrea Amelse knows hand-washing. For the past eight years, she’s been washing her hands pretty much every time she passes a sink. When she’s near a bottle of antibacterial gel, she uses it. She makes a point of avoiding people with contagious illnesses, even though it can be uncomfortable to ask to work from home...
The belief that “real men” must be strong, tough and independent may be a detriment to their social needs later in life. A study co-authored by a Michigan State University sociologist found that men who endorse hegemonic ideals of masculinity — or “toxic masculinity” — can become socially isolated as they age, impacting their health,...
“If you can’t be better than your competition,” Vogue editor Anna Wintour once said, “just dress better.” Indeed, new research suggests that women don’t just dress to be fashionable, or to outdo one another when it comes to enticing men. They also dress for other women. But Wintour’s quote misses some of the nuances that...
Somali-American activists recently scored a victory against Amazon and against colourism, which is prejudice based on preference for people with lighter skin tones. Members of the non-profit The Beautywell Project teamed up with the Sierra Club to convince the online retail giant to stop selling skin lightening products that contain mercury. After more than a...
As the Affordable Care Act turns 10 years old, a new study shows it has narrowed racial and ethnic gaps in access to health insurance and health care – but definitely not eliminated them. Just before the ACA’s insurance programs took effect, nearly 25% of African-American adults under 65 and 40% of Hispanic adults in...
When scientists try to predict the spread of something across populations–anything from a coronavirus to misinformation–they use complex mathematical models to do so. Typically, they’ll study the first few steps in which the subject spreads, and use that rate to project how far and wide the spread will go. But what happens if a pathogen...
It becomes annoyingly easy to knock over a shampoo bottle when it’s nearly empty. This is an easily observed and curiosity-provoking phenomenon that, according to Lehigh University physics professor Jerome Licini, yields insights into center-of-mass and impacts. “The physics of that is pretty interesting and easy to understand,” says Licini who, along with first-year physics major...
Have you ever followed a recipe to bake some bread? If you have, congratulations; you have executed an algorithm. The algorithms that follow us around the internet to suggest items we might like, and those that control what shows up in our Facebook feeds may seem mysterious and uncanny at times. Yet, an algorithm is...
Since the 2016 U.S. presidential election, debates have raged about the reach of so-called “fake news” websites and the role they played during the campaign. A study published in Nature Human Behaviour finds that the reach of these untrustworthy websites has been overstated. To assess the audience for “fake news,” researchers at Dartmouth, Princeton and the University...
The average age at which teens and young adults start using drugs has been rising, according to a study published today in JAMA Pediatrics. The study examined changes in the average age of first drug use for 18 different drugs–including alcohol and tobacco products–between 2004 and 2017 and found that average ages had increased for the majority of...
