Sam Wong, an insightful science reporter, dives into the fascinating evolutionary journey of sperm, revealing surprising origins that predate animals. Health reporter Carissa Wong discusses groundbreaking MRI research showing that our brains undergo significant rewiring at four key life stages, with implications for understanding mental health. Michael Le Page shares alarming insights from the National Emergency Briefing, where experts warned about escalating climate risks, including starvation and societal chaos, yet offered messages of hope and empowerment for effective action.