Genomics study in Africa: Demographic history and deleterious mutations

Scientists from the Institut Pasteur set out to understand how the demographic changes associated with the Neolithic transition also influenced the efficacy of natural selection. By comparing the genome diversity of more than 300 individuals from groups of forest hunter-gatherers (pygmies) and farmers (Bantu-speaking peoples), from western and eastern Central Africa, they discovered that the […]

Students learn Italian playing Assassin’s Creed video game

Simone Bregni, Ph.D., associate professor of languages, literatures and cultures at Saint Louis University. Credit: Saint Louis University Simone Bregni, Ph.D., associate professor of languages, literatures and cultures at Saint Louis University. Credit: Saint Louis University Close In a paper published in Profession, the Modern Language Association’s journal about modern languages and literatures, a Saint […]

Research debunks ‘myth’ that strenuous exercise suppresses the immune system

New research overturns a myth that has persisted for nearly four decades — that competing in endurance sports, like this weekend’s London Marathon, suppresses the body’s immune system and makes competitors more susceptible to infections. Research from the 1980s, which focused on events such as the Los Angeles Marathon, asked competitors if they had symptoms […]

Certain PTSD therapies prove effective long after patients stop treatment

Both civilians and military veterans with post-traumatic stress disorder (PTSD) reap long-term benefits from psychotherapies used for short-term treatment, according to a new study from Case Western Reserve University. The findings suggest effective and lasting approaches for symptoms of PTSD-a debilitating and typically chronic disorder that rarely diminishes spontaneously and is associated with significant distress, […]