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90: The universe is full of water with Dr. Paladini Mar 26, 2017

Show notes

Dr Roberta Paladini talks about the space-based Herschel Space Observatory, which was the largest infrared telescope ever launched. It looked at the sky in the far infrared, and discovered an abundance of water in star-forming regions.

89: Underwater Flying Objects with Prof. Thompson Mar 19, 2017

Show notes

Dr. Andy Thompson explains how he uses robotic ocean gliders to learn about our planet. He tells us how ocean water interacts with the atmosphere, and how parcels of water can preserve information about that interaction for thousands of years.

Bonus episode: I wrote a book! Mar 14, 2017

Show notes

As part of the 2016 TED Fellows class, I got to meet cool people and I got to talk about asteroids. My TED talk is now online on www.TED.com (check it out!) and the companion book, "Asteroid Hunters", by me, is now available in the US, UK, Canada, Australia, and India. There's also e-book and audiobook versions. This bonus episode contains an excerpt from "Asteroid Hunters".

88: Designing earthquake alarms with Dr. Burkett Mar 12, 2017

Show notes

Dr. Erin Burkett tells us what prairie dog research has to do with an earthquake early alarm system. She also talks about how to motivate people to prepare for earthquakes, and emphasizes the importance of storytelling in science communication.

87: Visions of interstellar travel with Dr. Hurt Mar 05, 2017

Show notes

Dr. Robert Hurt returns to the show to talk about artistic depictions of interstellar travel. We discuss the images of the seven-planet TRAPPIST-1 system he and Tim Pyle created— images that graced the cover of Nature and the front page of the New York Times. We also talk about Star Trek: The Next Generation, and what that TV show got right (and wrong) about the visuals of cruising through outer space.

86: Celestial cinematography with Dr. Kasliwal Feb 26, 2017

Show notes

Professor Mansi Kasliwal talks about the GROWTH project, which uses international teamwork to watch astronomical events around the clock. An individual observer is thwarted by sunrise, but together, an international team can continuously monitor supernovae, neutron stars, and asteroids over 24 hours.

85: Risk, hazard, and threat: the importance of language with Dr. Billings Feb 19, 2017

Show notes

Dr Linda Billings talks about the importance of clear communication across the expert/non-expert boundary. She describes the difference between the words "risk", "hazard" and "threat," as applied to near-Earth objects and gives advice to scientists who want to communicate their research accurately.

84: Saturn's siren song with Dr. Burton Feb 12, 2017

Show notes

Dr. Marcia Burton stops by the show to talk about radio waves from Saturn, as measured by the Cassini Spacecraft. We listen to some audio clips, and she explains why it is so difficult to measure the length of Saturn's day.

83: Why we archive with Dr. Rebull Feb 05, 2017

Show notes

Dr. Luisa Rebull explains why it is vital to archive astronomical images. NASA archives, such as the ones at IPAC, are accessible everyone on Earth at no cost. Luisa also describes how you can take a tour through archived data via the Dustier, Messier, Messier Marathon.

82: Searching the sky for asteroids with Eric Christensen Jan 29, 2017

Show notes

Eric Christensen, head of the Catalina Sky Survey, talks about how he and his team hunt asteroids and comets. He explains how astronomers can distinguish between individual asteroids and how new upgrades will let the survey discover more asteroids than ever before.

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