Why were people so drawn to phrenology?
B.erne/Shutterstock Its hard to imagine now, but people once believed that the bumps on your head could reveal your personality. For one thing, its so hard to locate the bumps on your head, let alone the thirty or so bumps...
Teenage girls are particularly at risk of iron deficiency. Perfect Wave/ Shutterstock Teenage girls who avoid meat in favour of a plant-based diet are at higher risk of developing an iron deficiency, according to our...
Four ways to get out of bed in the morning – and beat grogginess
Studio Romantic/Shutterstock If you feel like waking up is the hardest thing I do all day then youre not alone. The experience has been termed sleep inertia and while its a normal part of the sleep-wake experience, it can...
New form of dark matter could solve decades-old Milky Way mystery
Susan Stolovy (SSC/Caltech) et al., NASA SPitzer/IRAC Astronomers have long been puzzled by two strange phenomena at the heart of our galaxy. First, the gas in the central molecular zone (CMZ), a dense and chaotic region...
Amplifying delusions: How social media can negatively impact our mental well-being
Social media is an evolutionary novelty, like MMs, e-cigarettes, fentanyl and H-bombs. Each comes with novel risks to health and well-being that humans are entirely unaccustomed to. (Shutterstock) Imagine a tribe of...

The gap between wages and housing prices is widening, fuelling the affordability crisis
Racial disparities played a significant role in shaping unequal COVID-19 mortality rates. What is less widely understood is how overcrowded housing conditions were an even deadlier variable. In Californias Bay Area, for...
Cardiovascular disease: We know the impact of sex, but what role does gender play?
Health problems vary according to sex and age. We have recently learned that they also vary according to gender. (Shutterstock) Cardiovascular disease (CVD) is the leading cause of death worldwide. According to the Global...