You’re Almost Entirely Empty Space, What Defines Seconds, and the Lyrid Meteor Shower

Learn about why you’re almost completely made up of empty space; what defines a second of time; and where you can watch the Lyrid meteor shower this Tuesday.

In this podcast, Cody Gough and Ashley Hamer discuss the following stories from Curiosity.com to help you get smarter and learn something new in just a few minutes:

• You're Almost Completely Made Up of Empty Space — https://curiosity.im/2Gq85KQ
• Here's How You Can Watch the Lyrid Meteor Shower in 2019 — https://curiosity.im/2GcOP3e

Additional resources discussed:

• Why is a day divided into 24 hours? (Intermediate) | Astronomy Department at Cornell University — http://curious.astro.cornell.edu/physics/161-our-solar-system/the-earth/day-night-cycle/761-why-is-a-day-divided-into-24-hours-intermediate
• Why are there 24 hours in a day? | ABC Science — http://www.abc.net.au/science/articles/2011/11/15/3364432.htm
• Using Particle Physics for Measurement Shows Just How Far Measurement Has Come | Curiosity.com — https://curiosity.im/2GpdZfj

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Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/youre-almost-entirely-empty-space-what-defines-seconds-and-the-lyrid-meteor-shower

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