Manage episode 231739945 series 2151271
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.
- 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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