Cara Louise Santa Maria (born October 19, 1983) is an American science communicator, journalist, producer, television host, and podcaster.
Santa Maria wrote her first blog for The Huffington Post in March 2010 before joining the publication as its founding science correspondent and host of the Talk Nerdy to Me web series from October 2011 until April 2013. She also co-hosted Take Part Live with Jacob Soboroff on Pivot TV from August 1, 2013 until April 17, 2014. She officially joined the online political and social commentary program The Young Turks as an occasional panelist in May 2013.
She currently hosts her podcast Talk Nerdy and is a co-host of TechKnow on Al Jazeera America, and The Skeptics' Guide to the Universe podcast.