WashU assistant professor of physics in Arts & Sciences, Tansu Daylan, joins Megan Lynch. Wash U scientists are playing a key role in the launch of the new Nancy Grace Roman Space Telescope. Dark energy is on the agenda for scientific study. This will orbit at a larger distance from the earth and moon in order to, 'take long observations,' with data being transferred 'very quickly,' back to earth. (Photo by Joel Kowsky/NASA via Getty Images)
