Abraham “Avi” Loeb (Hebrew: אברהם (אבי) לייב) is an American theoretical physicist who works on astrophysics and cosmology. Loeb is the Frank B. Baird Jr. Professor of Science at Harvard University. He serves as Chair of the Harvard Astronomy department (since 2011), Chair of the Advisory Committee for the Breakthrough Starshot project – which aims to launch lightweight spacecraft towards the nearest stars using a powerful laser (since 2016), founding director of Harvard’s Black Hole Initiative – the first interdisciplinary center worldwide dedicated to the study of black holes  (since 2016), and director of the Institute for Theory and Computation (ITC) (since 2007) within the Harvard-Smithsonian Center for Astrophysics. Wikipedia
Dr. Avi Loeb is the chair of Harvard’s Astronomy Department.
Loeb has published more than 500 scientific papers. Time magazine selected Loeb as one of the 25 most influential people in space. Loeb is the chair of the Breakthrough Starshot Advisory Committee. That’s a $100 million project to find a new Earth for humans.
Some of my colleagues (scientists) pretend to know the answers even though they don’t just to improve their image and to get honors!
Something to remember as you believe them in absolutes!
They can search the universe but they don’t understand the how-to of how we came about. All they will find in this lower plane is those that are waiting to set them up.