Learn about how Americans are aging more slowly than ever; how the HAMMER spacecraft could save our planet from killer asteroids; and why there are mirrors next to elevators.

Americans Are Aging More Slowly Than Ever by Reuben Westmaas

• Levine, M. E., & Crimmins, E. M. (2018). Is 60 the New 50? Examining Changes in Biological Age Over the Past Two Decades. Demography, 55(2), 387–402. https://doi.org/10.1007/s13524-017-0644-5
• Basaraba, S. (2012, November 28). How Lifestyle and Habits Affect Biological Aging. Verywell Health; Verywell Health. https://www.verywellhealth.com/what-is-biological-age-2223375
• Find Out Your Real Age - Sharecare. (2019). Sharecare. https://www.sharecare.com/static/realage
• Michael Roizen, MD | Cleveland Clinic. (2018). Cleveland Clinic. https://my.clevelandclinic.org/staff/6161-michael-roizen
• Survey Content Brochure. (1999). https://www.cdc.gov/nchs/data/nhanes/survey_content_99_16.pdf
• Older Americans are experiencing ‘delayed aging’ — and better health. (2018, March 15). USC News. https://news.usc.edu/138495/older-americans-experiencing-delayed-aging-better-health/

The HAMMER Spacecraft Could Save the World from Killer Asteroids by Elizabeth Howell

• OSIRIS-REx. (2016). NASA. https://www.nasa.gov/osiris-rex
• Barbee, B. W., Syal, M. B., Dearborn, D., Gisler, G., Greenaugh, K., Howley, K. M., Leung, R., Lyzhoft, J., Miller, P. L., Nuth, J. A., Plesko, C., Seery, B. D., Wasem, J., Weaver, R. P., & Zebenay, M. (2018). Options and uncertainties in planetary defense: Mission planning and vehicle design for flexible response. Acta Astronautica, 143, 37–61. https://doi.org/10.1016/j.actaastro.2017.10.021
• Scientists design conceptual asteroid deflector and evaluate it against massive potential threat | Lawrence Livermore National Laboratory. (2018). Llnl.gov. https://www.llnl.gov/news/scientists-design-conceptual-asteroid-deflector-and-evaluate-it-against-massive-potential
• Planetary Defense Coordination Office. (2011). NASA. https://www.nasa.gov/planetarydefense/overview
• Planetary Defense Frequently Asked Questions. (2011). NASA. https://www.nasa.gov/planetarydefense/faq
• JPL Small-Body Database Browser. (2020). Nasa.gov. https://ssd.jpl.nasa.gov/sbdb.cgi

There Are Mirrors Next to Elevators for a Specific Reason by Joanie Faletto

• Opinion | Why Waiting Is Torture. (2012, August 18). The New York Times. waiting-in-line-is-torture.html">https://www.nytimes.com/2012/08/19/opinion/sunday/why-waiting-in-line-is-torture.html
• Wald, C. (2015, March 5). Why Your Brain Hates Slowpokes. Nautilus. http://nautil.us/issue/22/slow/why-your-brain-hates-slowpokes

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Full episode transcript here: daily-4e53644e.simplecast.com/episodes/slowly-aging-americans-the-hammer-asteroid-spacecraft-and-elevator-mirrors">https://curiosity-daily-4e53644e.simplecast.com/episodes/slowly-aging-americans-the-hammer-asteroid-spacecraft-and-elevator-mirrors