Research Briefs

How inattention-hyperactivity affects the brain

A new study published in The Canadian Journal of Psychiatry sheds light on the relationship between brain development and behavioural disorders such as inattention-hyperactivity disorder, a condition similar to Attention Deficit Hyperactivity Disorder (ADHD). “The term inattention-hyperactivity, as defined in this study, refers to a set of behaviours such as fidgeting and […]

Soil carbon levels still recovering from Mayan deforestation

Approximately 4,000 years ago, in modern-day southern Mexico and Central America, the Mayan civilization arose and, in due time, spread. Over thousands of years, the Mayans developed a highly sophisticated urban society, numbering 19 million people at its peak. The Mayans built and thrived in dense, teeming metropolises, erecting giant […]

Solving the mysteries of Earth’s Cryogenian ice age

Typically, one wouldn’t think to ask a geologist about the most pressing issues in evolutionary biology. Yet, for some biologists, rock formations and fossil records—which have only gained the attention of natural scientists in the last 50 years—provide a plentiful source of untapped information about the history of life on […]