Still unclear how Starliner astronauts will return

NASA officials shared at a news conference Wednesday that they still haven't decided on how to bring the Starliner astronauts home. LiveNOW's Andy Mac discusses the latest with FOX's Caroline Elliott.

SpaceX morning launch of 23 Starlink satellites

SpaceX made another attempt to launch a Falcon 9 rocket with 23 Starlink satellites. Liftoff from Launch Complex 39A at NASA's Kennedy Space Center happened Monday morning past 6:30 am. The first-stage booster will make its 17th flight and land on SpaceX's drone ship 'A Shortfall of Gravitas'', stationed in the Atlantic Ocean.

'Dark oxygen' creates questions about origin of life

Scientists have been researching dark oxygen since 2013, when Andrew Sweetman noticed some odd readings on his monitoring equipment 13,000 feet below the surface. The finding challenged long-held assumptions, and showed that oxygen could be produced without photosynthesis. One of the researchers on the recently-published study, Dr. Franz Geiger, joins LiveNOW from FOX.