sunlight

Photosynthesis and Clean Energy

Scientists have used artificial photosynthesis to generate clean energy. This process typically requires electricity or natural gas but now researchers have developed a new device that’s more than twice as efficient and runs only on water and sunlight. Zetian Mi, professor of Electrical Engineering and Computer Science at the University of Michigan in Ann Arbor joins Hari […]

Lighting the International Space Station

Astronauts at the International Space Station experience 16 sunrises and sunsets a day. To combat chronic insomnia, NASA has installed special lightbulbs. Now, these bulbs are available to consumers. Fred Maxik, founder of the Lighting Science Group joins Hari Sreenivasan to discuss lighting science.

New York City is building its first underground park

An abandoned trolley terminal on New York’s Lower East Side is being transformed into one of the world’s first underground parks, called the Lowline. The park’s creator, James Ramsey, joins Hari Sreenivasan to talk about the park’s cutting edge technology that will bring sunlight underground to help the park flourish.