Dr. Himadri Pakrasi will present the next biological sciences department seminar titled “A Day and a Night in the Life of a Unicellular Diazotrophic Cyanobacterium” at noon Monday, Oct. 15, in Room 126 Schrenk Hall. Pakrasi is the director of the International Center for Advanced Renewable Energy and Sustainability (I-CARES) at Washington University. All are welcome to attend.