Demographer Jennifer Sciubba joins WIRED to answer the internet’s questions about population and demographics. What is demography? What perspective can demographics provide about populations and societies? Do fertility rates really matter? Where do most people emigrate from when coming to the United States? And is immigration a net positive or negative? Answers to these questions and plenty more await on Population Support.

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Director: Lisandro Perez-Rey
Director of Photography: Charlie Jordan
Editor: Philip Anderson
Expert: Jennifer Sciubba
Line Producer: Joseph Buscemi
Associate Producer: Paul Gulyas; Brandon White
Production Manager: Peter Brunette
Casting Producer: Nicholas Sawyer
Camera Operator: Christopher Eustache
Sound Mixer: Michael Guggino
Production Assistant: Kalia Simms
Post Production Supervisor: Christian Olguin
Post Production Coordinator: Ian Bryant
Supervising Editor: Doug Larsen
Additional Editor: Jason Malizia

0:00 Population Support
0:14 All-time population stats
0:36 Adults to Kids ratio
1:27 The fastest growing minority in America
1:43 Red State/Blue State
2:46 Is immigration a net positive or negative?
3:38 Fertility rates
5:38 Are there just too many of us?
6:47 Thank you, Nick Cannon
8:06 g-g-g-g-GHOST towns
10:00 Where do immigrants to the US come from the most
11:09 Goodbye, Cali
12:08 As dense as it gets
12:21 Population boom
13:17 Oldest state in the nation
13:46 Millennials v Gen Z
14:26 HomerDrool.gif
15:03 What would happen if all illegal immigrants were deported?
15:52 Life expectancy factors
17:39 Lowest life expectancy
17:56 Highest life expectancy
18:26 People are living longer, but are they living healthier?
20:10 The most populous country on Earth
20:37 China’s One Child policy
22:38 Demographic changes of concern
23:11 ELI5 what is Demography
23:33 Which countries are growing fastest?
24:49 Migrant birthrate
26:00 How are illegal immigrants counted?
27:11 99.9% sure this is a joke
28:07 Mortality rates
29:14 Ukraine’s population

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Japanese history researcher Yasutsune Owada joins WIRED to answer the internet’s burning questions about samurai. What caused the ultimate downfall of the samurai? What was samurai warfare like? What was it like to train to become a samurai? Did women ever become samurai? What did Ronin stand for? And did samurai ever use firearms on horseback? Answers to these questions and many more await on Samurai Support.

0:00 Samurai Support
0:18 Samurai training
1:19 Becoming a samurai
2:48 Are there still samurai?
3:42 Samurai Weaponry
6:09 Samurai drip
9:25 Samurai: Origins
10:44 Yasuke
12:35 Samurai warfare
13:48 Samurai tats
14:42 The samurai lifestyle
16:49 Plain white rice
18:08 Samurai code of honor
20:08 Bushido
21:31 Women samurai?
22:47 Samurai free time
23:37 The best places in Japan to experience Samurai culture
24:51 Samurai ceremonies
26:05 Gun-weilding Samurai on horseback
27:04 Ronin
28:59 Samurai nostalgia
30:26 Impact of Samurai

Director: Nobuyuki Yamamoto
Director of Photography: Keita Kawahara
Editor: Philip Anderson; Louis Lalire
Creative Producer: Sho Yamada, Lisandro Perez-Rey
Line Producer: Joseph Buscemi
Associate Producer: Paul Gulyas
Production Manager: Peter Brunette
Sound Mixer: Ryoko Uesugi
Post Production Supervisor: Christian Olguin
Post Production Coordinator: Ian Bryant
Supervising Editor: Doug Larsen
Additional Editor: Paul Tael; Jason Malizia
Assistant Editor: Justin Symonds

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His time on Shark Tank may be over, but this serial investor is just getting started. The Cost Plus Drugs founder shares how he’s demolishing–and rebuilding–the prescription drug industry with WIRED’s Lauren Goode.

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WIRED is where tomorrow is realized.