Robert Full: The secrets of nature's grossest creatures, channeled into robots

80,837 views

2014-06-06 ใƒป TED


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Robert Full: The secrets of nature's grossest creatures, channeled into robots

80,837 views ใƒป 2014-06-06

TED


์•„๋ž˜ ์˜๋ฌธ์ž๋ง‰์„ ๋”๋ธ”ํด๋ฆญํ•˜์‹œ๋ฉด ์˜์ƒ์ด ์žฌ์ƒ๋ฉ๋‹ˆ๋‹ค.

๋ฒˆ์—ญ: JONGHEE YI ๊ฒ€ํ† : K Bang
00:12
Even nature's most disgusting creatures
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์ž์—ฐ๊ณ„์—์„œ ๊ฐ€์žฅ ์ง•๊ทธ๋Ÿฌ์šด ์ƒ๋ฌผ๋“ค๋„
00:15
have important secrets,
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์ค‘์š”ํ•œ ๋น„๋ฐ€์„ ๊ฐ€์ง€๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
00:18
but who would want a swarm of cockroaches
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ํ•˜์ง€๋งŒ, ๋ˆ„๊ฐ€ ๋ฐ”ํ€ด๋ฒŒ๋ ˆ ๋–ผ๊ฐ€
00:19
coming towards them?
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๋ชฐ๋ ค ์˜ค๋Š” ๊ฒƒ์„ ๋ฐ”๋ผ๊ฒ ์Šต๋‹ˆ๊นŒ?
00:21
Yet one of the greatest differences between natural and human technologies
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์ž์—ฐ๊ณผ ์ธ๊ฐ„ ๊ธฐ์ˆ ์˜ ๊ฐ€์žฅ ํฐ ์ฐจ์ด์  ๊ฐ€์šด๋ฐ ํ•˜๋‚˜๋Š”
00:24
relates to robustness.
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๊ฒฌ๊ณ ์„ฑ๊ณผ ๊ด€๋ จ์ด ์žˆ์Šต๋‹ˆ๋‹ค.
00:26
Robust systems are stable in complex
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๋กœ๋ฒ„์ŠคํŠธ (๊ฒฌ๊ณ ํ•œ) ์‹œ์Šคํ…œ์€ ๋ณต์žกํ•˜๊ณ 
00:29
and new environments.
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์ƒˆ๋กœ์šด ํ™˜๊ฒฝ์— ์•ˆ์ •์  ์ž…๋‹ˆ๋‹ค.
00:31
Remarkably, cockroaches can self-stabilize
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ํŠนํžˆ, ๋ฐ”ํ€ด๋ฒŒ๋ ˆ๋Š”
00:32
running over rough terrain.
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์šธํ‰๋ถˆํ‰ํ•œ ์ง€ํ˜•์„ ๋‹ฌ๋ฆด ๋•Œ ์Šค์Šค๋กœ ๊ท ํ˜•์„ ์ž˜ ์žก์Šต๋‹ˆ๋‹ค.
00:34
When we put a jet pack on them,
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์šฐ๋ฆฌ๊ฐ€ ๋ฐ”ํ€ด๋ฒŒ๋ ˆ๋ฅผ ๋ชฐ์•„๋ถ™์ด๊ฑฐ๋‚˜
00:35
or give them a perturbation like an earthquake,
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์ง€์ง„๊ฐ™์€ ์ถฉ๊ฒฉ์„ ๊ฐ€ํ•ด๋„
00:37
we discovered that their wonderfully tuned legs
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๋ฐ”ํ€ด๋ฒŒ๋ ˆ์˜ ์•„์ฃผ ์ž˜ ๋ฐœ๋‹ฌ๋œ ๋‹ค๋ฆฌ๊ฐ€
00:40
allow them to self-stabilize
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์•ˆ์ •์ ์œผ๋กœ ๊ท ํ˜•์„ ์žก๊ฒŒ ํ•ด ์ค€๋‹ค๋Š” ๊ฒƒ์„ ์•Œ ์ˆ˜ ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค.
00:42
without using any of their brainpower.
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๋จธ๋ฆฌ๋Š” ์“ฐ์ง€ ์•Š๊ณ  ๋ง์ด์ฃ .
00:45
They can go over complex terrain like grass,
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๋ฐ”ํ€ด๋ฒŒ๋ ˆ๋Š” ํ’€์ˆฒ๊ฐ™์€ ํ—˜๋‚œํ•œ ์ง€ํ˜•๋„ ๊ฑด๋„ˆ๋Š” ๋ฐ๋„
00:49
no problem, and not get destabilized.
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์•„๋ฌด ๋ฌธ์ œ๊ฐ€ ์—†๊ณ  ๊ท ํ˜•์„ ์žƒ์ง€๋„ ์•Š์Šต๋‹ˆ๋‹ค.
00:51
We discovered a new behavior where,
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์šฐ๋ฆฌ๋Š” ์—ฌ๊ธฐ์„œ ์ƒˆ๋กœ์šด ํ–‰๋™์„ ํ•œ๊ฐ€์ง€ ๋ฐœ๊ฒฌ ํ–ˆ๋Š”๋ฐ
00:52
because of their shape,
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๊ทธ๋“ค์˜ ์‹ ์ฒด ๊ตฌ์กฐ ๋•๋ถ„์—
00:53
they actually roll automatically to their side
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๋ฐ”ํ€ด๋ฒŒ๋ ˆ๋Š” ์‚ฌ์‹ค์ƒ ์ž๋™์ ์œผ๋กœ ๋ชธ์„ ํ•œ์ชฝ์œผ๋กœ ํ‹€์–ด์„œ
00:55
to go through this artificial test bit of grass.
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์ด๋Ÿฐ ์‹คํ—˜์šฉ ์ธ๊ณต ํ’€์ˆฒ์„ ํ†ต๊ณผํ•ฉ๋‹ˆ๋‹ค.
00:59
Robust systems can perform multiple tasks
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๋กœ๋ฒ„์ŠคํŠธ ์‹œ์Šคํ…œ์€
01:02
with the same structure.
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ํ•˜๋‚˜์˜ ๊ตฌ์กฐ๋ฅผ ๊ฐ€์ง€๊ณ  ์—ฌ๋Ÿฌ ์ž„๋ฌด๋ฅผ ์ˆ˜ํ–‰ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
01:04
Here's a new behavior we've discovered.
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์ด๊ฒƒ์€ ์šฐ๋ฆฌ๊ฐ€ ๋ฐœ๊ฒฌํ•œ ์ƒˆ๋กœ์šด ํ–‰๋™์ž…๋‹ˆ๋‹ค.
01:06
The animals rapidly invert and disappear
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์ด ๊ณค์ถฉ์€ ์ˆœ์‹๊ฐ„์— ๋ชธ์„ ๋’ค์ง‘๊ณ 
01:08
in less than 150 milliseconds โ€” you never see them โ€”
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0.15์ดˆ๋„ ์ฑ„ ์•ˆ ๋˜์„œ ์‚ฌ๋ผ์ ธ ๋ฒ„๋ ค์„œ ์—ฌ๋Ÿฌ๋ถ„๋“ค์€ ๊ฒฐ์ฝ” ๋ชป ๋ณด์‹ค ๊ฒ๋‹ˆ๋‹ค.
01:10
using the same structures that they use to run, their legs.
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๋‹ฌ๋ฆด ๋•Œ ์‚ฌ์šฉํ•˜๋Š” ๊ฒƒ๊ณผ ๊ฐ™์€ ์‹ ์ฒด์ธ ๋‹ค๋ฆฌ๋ฅผ ์‚ฌ์šฉํ•ด์„œ ๋ง์ด์ฃ .
01:12
They can run upside down
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์ด๋“ค์€ ๋ง‰๋Œ€ ์œ„, ๋‚˜๋ญ‡๊ฐ€์ง€ ๊ทธ๋ฆฌ๊ณ  ์ „์„  ์œ„๋ฅผ
01:14
very rapidly on rods, branches and wires,
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๊ฑฐ๊พธ๋กœ ๋งค๋‹ฌ๋ ค์„œ ์•„์ฃผ ๋นจ๋ฆฌ ๋‹ฌ๋ฆด ์ˆ˜ ์žˆ๋Š”๋ฐ
01:17
and if you perturb one of those branches,
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๊ฐ€์ง€ ํ•˜๋‚˜๋ฅผ ํ”๋“ค์–ด ๋ด๋„
01:19
they can do this.
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์•„๋ฌด๋ ‡์ง€ ์•Š์Šต๋‹ˆ๋‹ค.
01:20
They can perform gymnastic maneuvers
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๋‚œ์ด๋„ ๋†’์€ ํ˜„๋ž€ํ•œ ๋™์ž‘๋„ ํ•  ์ˆ˜ ์žˆ๋Š”๋ฐ
01:22
like no robot we have yet.
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์šฐ๋ฆฌ๋Š” ์•„์ง ๊ทธ๋Ÿฐ ๋กœ๋ด‡์ด ์—†์Šต๋‹ˆ๋‹ค.
01:24
And they have nearly unlimited
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๊ทธ๋ฆฌ๊ณ  ์ด๋“ค์€ ๊ฐ™์€ ์‹ ์ฒด๊ตฌ์กฐ๋ฅผ ์‚ฌ์šฉํ•ด์„œ
01:26
maneuverability with that same structure
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๋ฌดํ•œ์ • ๋‹ค์–‘ํ•œ ๋™์ž‘์„ ํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ
01:29
and unprecedented access to a variety
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๊ฐ€๋ณธ ์ ์ด ์—†๋Š”
01:33
of different areas.
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๋‹ค๋ฅธ ๋งŽ์€ ์ง€์—ญ์—๋„ ์ž˜ ์ ‘๊ทผํ•ฉ๋‹ˆ๋‹ค.
01:37
They have wings for flying when they get warm,
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๋ชธ์„ ๋”์›Œ์กŒ์„ ๋•Œ ๋‚ ๊ธฐ ์œ„ํ•œ ๋‚ ๊ฐœ๊ฐ€ ์žˆ์ง€๋งŒ
01:40
but they use those same wings to flip over
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๊ท ํ˜•์„ ์žƒ์—ˆ์„ ๋•Œ๋„
01:42
if they get destabilized.
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๋ฐ”๋กœ ์„œ๊ธฐ ์œ„ํ•ด ๊ทธ ๋‚ ๊ฐœ๋ฅผ ์‚ฌ์šฉ ํ•ฉ๋‹ˆ๋‹ค.
01:46
Very effective.
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๋งค์šฐ ํšจ๊ณผ์ ์ด์ฃ .
01:47
Robust systems are also fault tolerant and fail-safe.
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๋กœ๋ฒ„์ŠคํŠธ ์‹œ์Šคํ…œ์€ ๋˜ํ•œ ๊ณ ์žฅ์„ ๋ฐฉ์ง€ํ•˜๊ณ  ์•ˆ์ „ ์žฅ์น˜๊ฐ€ ์žˆ๋Š” ์‹œ์Šคํ…œ ์ž…๋‹ˆ๋‹ค.
01:51
This is the foot of a cockroach.
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์ด๊ฒƒ์€ ๋ฐ”ํ€ด๋ฒŒ๋ ˆ์˜ ๋‹ค๋ฆฌ ์‚ฌ์ง„์ธ๋ฐ
01:52
It has spines, gluey pads and claws,
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๊ฐ€์‹œ(์ค„)์™€ ์ ‘์ฐฉ์„ฑ ์žˆ๋Š” ๋ฐœ๋ฐ”๋‹ฅ ๊ทธ๋ฆฌ๊ณ  ๋ฐœํ†ฑ์ด ์žˆ์Šต๋‹ˆ๋‹ค.
01:55
but if you take off those feet,
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ํ•˜์ง€๋งŒ ์ด ๋‹ค๋ฆฌ๋ฅผ ๋–ผ์–ด๋‚ด๋„
01:57
they can still go over rough terrain,
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์šธํ‰๋ถˆํ‰ํ•œ ์ง€ํ˜•์„ ์ž˜ ๊ฐˆ ์ˆ˜ ์žˆ๋Š”๋ฐ
01:58
like the bottom video that you see,
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์—ฌ๋Ÿฌ๋ถ„๋“ค์ด ๋ณด์‹œ๋Š” ์•„๋ž˜ ๋น„๋””์˜ค ์ฒ˜๋Ÿผ
02:00
without hardly slowing down. Extraordinary.
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์†๋„๋Š” ๊ฑฐ์˜ ๋ณ€ํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. ๋Œ€๋‹จํ•˜์ง€ ์•Š์Šต๋‹ˆ๊นŒ?
02:04
They can run up mesh without their feet.
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๋ฐ”ํ€ด๋ฒจ๋ ˆ๋Š” ๋ฐœ ์—†์ด๋„ ์ฒ ๋ง๋„ ์ž˜ ๊ธฐ์–ด๊ฐˆ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
02:07
Here's an animal using a normal, alternating tripod:
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์—ฌ๊ธฐ ์ผ๋ฐ˜์ ์ธ ์‚ผ๊ฐ๋Œ€ ๋ชจ์–‘์˜ ๋‹ค๋ฆฌ๋ฅผ ์„œ๋กœ ๋ฒˆ๊ฐˆ์•„ ์‚ฌ์šฉํ•˜๋Š” ์ƒ๋ฌผ์ด ์žˆ์Šต๋‹ˆ๋‹ค.
02:09
three legs, three legs, three legs,
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๋‹ค๋ฆฌ ์„ธ๊ฐœ , ๋‹ค๋ฆฌ ์„ธ๊ฐœ, ๋˜ ๋‹ค๋ฆฌ ์„ธ๊ฐœ
02:11
but in nature, the insects often have lost their legs.
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ํ•˜์ง€๋งŒ, ์ž์—ฐ์—์„œ ๊ณค์ถฉ์€ ๋‹ค๋ฆฌ๋ฅผ ์ž์ฃผ ์žƒ์–ด ๋ฒ„๋ฆฝ๋‹ˆ๋‹ค.
02:14
Here's one moving with two middle legs gone.
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์—ฌ๊ธฐ ์ด ๋ฐ”ํ€ด๋ฒŒ๋ ˆ๋Š” ๊ฐ€์šด๋Žƒ ๋‘ ๋‹ค๋ฆฌ๊ฐ€ ์—†์–ด๋„ ์›€์ง์ด๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
02:18
It can even lose three legs, in a tripod,
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์‚ผ๊ฐ๋Œ€ ๋ชจ์–‘ ๋‹ค๋ฆฌ ์„ธ๊ฐœ๋ฅผ ์žƒ์–ด ๋ฒ„๋ฆด ์ˆ˜๋„ ์žˆ๋Š”๋ฐ
02:21
and adopt a new gait, a hopping gait.
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๊ทธ๋Ÿฌ๋ฉด ๊นก์ถฉ๊นก์ถฉ ๋›ฐ๋Š” ์ƒˆ๋กœ์šด ๊ฑธ์Œ๊ฑธ์ด๋กœ ๋ฐ”๊ฟ‰๋‹ˆ๋‹ค.
02:25
And I point out that all of these videos
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๊ทธ๋ฆฌ๊ณ  ์ด ๋น„๋””์˜ค๋“ค์€
02:27
are slowed down 20 times,
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20๋ฐฐ ๋Š๋ฆฐ ์†๋„๋กœ ์žฌ์ƒ๋œ ๊ฒƒ์ด์–ด์„œ
02:29
so they're actually really fast, when you see this.
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์ง์ ‘ ๋ณด์‹œ๋ฉด ์‚ฌ์‹ค ๊ต‰์žฅํžˆ ๋น ๋ฆ…๋‹ˆ๋‹ค.
02:31
Robust systems are also damage resistant.
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๋กœ๋ฒ„์ŠคํŠธ ์‹œ์Šคํ…œ์€ ๋˜ํ•œ ํ”ผํ•ด๋ฅผ ์ตœ์†Œํ™” ์‹œ์ผœ์ค๋‹ˆ๋‹ค.
02:34
Here's an animal climbing up a wall.
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์—ฌ๊ธฐ ๋ฒฝ์„ ๊ธฐ์–ด ์˜ค๋ฅด๋Š” ์ƒ๋ฌผ์ด ์žˆ๋Š”๋ฐ
02:36
It looks like a rapid, smooth, vertical climb,
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๋น ๋ฅด๊ณ  ์ž์—ฐ์Šค๋Ÿฝ๊ฒŒ ์ˆ˜์ง์œผ๋กœ ์˜ฌ๋ผ๊ฐ€๋Š” ๊ฒƒ ์ฒ˜๋Ÿผ ๋ณด์ด์ง€๋งŒ
02:39
but when you slow it down,
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๋Š๋ฆฐ ํ™”๋ฉด์œผ๋กœ ์žฌ์ƒํ•˜๋ฉด
02:40
you see something very different.
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์•„์ฃผ ๋‹ค๋ฅธ ๊ฒƒ์„ ๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
02:42
Here's what they do.
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๊ทธ๋Ÿผ, ์–ด๋–ป๊ฒŒ ํ•˜๋Š”์ง€ ๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค.
02:44
They intentionally have a head-on collision with the wall
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์ด๋“ค์€ ์˜๋„์ ์œผ๋กœ ๋ฒฝ์—๋‹ค ๋จธ๋ฆฌ๋ฅผ ๋ถ€๋”ชํžˆ๋Š”๋ฐ
02:47
so they don't slow down and can transition up it
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์†๋„๋ฅผ ์œ ์ง€ํ•˜๋ฉด์„œ
02:49
in 75 milliseconds.
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0.075์ดˆ ๋งŒ์— ๋ชธ์„ ์ผ์œผ์ผœ ์„ธ์šธ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
02:52
And they can do this in part because they have
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๊ทธ๋ฆฌ๊ณ  ํŠน์ˆ˜ํ•œ ์™ธ๊ณจ๊ฒฉ์ด ์žˆ๊ธฐ ๋•Œ๋ฌธ์—
02:53
extraordinary exoskeletons.
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์ด๊ฒƒ์€ ์–ด๋Š ์ •๋„ ๊ฐ€๋Šฅ ํ•ฉ๋‹ˆ๋‹ค.
02:55
And they're really just made up of compliant joints
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๋˜ํ•œ, ๋ฐ”ํ€ด๋ฒจ๋ ˆ์˜ ๋ชธ์€
02:59
that are tubes and plates
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๊ด€ ๋ชจ์–‘๊ณผ ํŒ ๋ชจ์–‘์˜
03:01
connected to one another.
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์œ ์—ฐํ•œ ๊ด€์ ˆ๋กœ ์„œ๋กœ ์ž˜ ์—ฐ๊ฒฐ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค.
03:03
Here's a dissection of an abdomen of a cockroach.
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์ด๊ฒƒ์€ ๋ฐ”ํ€ด๋ฒŒ๋ ˆ ๋ณต๋ถ€๋ฅผ ํ•ด๋ถ€ํ•œ ์‚ฌ์ง„์ธ๋ฐ
03:05
You see these plates, and you see the compliant membrane.
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๋งˆ๋””ํŒ๊ณผ ์œ ์—ฐํ•œ ๋ง‰์„ ๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
03:09
My engineering colleague at Berkeley
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๋ฒ„ํด๋ฆฌ์— ์žˆ๋Š” ์ œ ๋™๋ฃŒ ํ•™์ž๋Š”
03:12
designed with his students
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์ž๊ธฐ ํ•™์ƒ๋“ค๊ณผ
03:13
a novel manufacturing technique
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์ƒˆ๋กœ์šด ์ œ์กฐ ๊ธฐ์ˆ ์„ ์„ค๊ณ„ํ–ˆ๋Š”๋ฐ
03:15
where you essentially origami the exoskeleton,
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๊ธฐ๋ณธ์ ์œผ๋กœ ์™ธ๊ณจ๊ฒฉ์„ ์ ‘์–ด์„œ
03:18
you laser cut it, laminate it,
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์ž๋ฅด๊ณ  ์—ฌ๋Ÿฌ์žฅ์„ ๋ถ™์—ฌ
03:20
and you fold it up into a robot.
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๋กœ๋ด‡์œผ๋กœ ์กฐ๋ฆฝํ•ฉ๋‹ˆ๋‹ค.
03:22
And you can do that now in less than 15 minutes.
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์—ฌ๋Ÿฌ๋ถ„๋“ค๋„ ์ง€๊ธˆ 15๋ถ„ ์•ˆ์— ๋งŒ๋“ค ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
03:28
These robots, called DASH,
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์—ญ๋™์  ์ž์œจํ˜• 6๊ฐ๋ฅ˜ ๋กœ๋ด‡์ด๋ผ๋Š” ์˜๋ฏธ์˜
03:30
for Dynamic Autonomous Sprawled Hexapod,
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๋Œ€์‹œ(DASH) ๋ผ๋Š” ์ด๋ฆ„์„ ๊ฐ€์ง„ ์ด ๋กœ๋ด‡์€
03:33
are highly compliant robots,
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๋งค์šฐ ์œ ์—ฐํ•˜๋ฉฐ
03:36
and they're remarkably robust as a result
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์ด๋Ÿฐ ํŠน์ง•์„ ๊ฐ€์ง„ ๊ฒฐ๊ณผ๋ฌผ์ธ ๋งŒํผ
03:39
of these features.
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์•„์ฃผ ๊ฒฌ๊ณ ํ•ฉ๋‹ˆ๋‹ค.
03:41
They're certainly incredibly damage resistant.
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์ •๋ง ๋ฏฟ์„ ์ˆ˜ ์—†์„ ์ •๋„๋กœ ๋ถ€์„œ์ง€์ง€ ์•Š๋Š” ๋กœ๋ด‡ ์ž…๋‹ˆ๋‹ค.
03:47
(Laughter)
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(์›ƒ์Œ)
03:51
They even have some of the behaviors of the cockroaches.
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๋ฐ”ํ€ด๋ฒŒ๋ ˆ์˜ ํ–‰๋™ ๋ช‡ ๊ฐ€์ง€๋ฅผ ์ด ๋กœ๋ด‡๋„ ๊ฐ€์ง€๊ณ  ์žˆ๋Š”๋ฐ
03:53
So they can use their smart, compliant body
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์œ ์—ฐํ•œ ๋ชธ์„ ์˜๋ฆฌํ•˜๊ฒŒ ์‚ฌ์šฉํ•ด์„œ
03:55
to transition up a wall
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๋ฒฝ ์œ„์—์„œ ์•„์ฃผ ๊ฐ„๋‹จํ•˜๊ฒŒ
03:58
in a very simple way.
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์ด๋™ํ•ฉ๋‹ˆ๋‹ค.
04:01
They even have some of the beginnings
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๋˜ํ•œ, ๋ชธ์„ ๋นจ๋ฆฌ ๋’ค์ง‘์–ด์„œ
04:02
of the rapid inversion behavior
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์‚ฌ๋ผ์ ธ ๋ฒ„๋ฆฌ๋Š”
04:04
where they disappear.
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์ดˆ๊ธฐ ๋™์ž‘ ์ค‘ ์ผ๋ถ€๋„ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
04:07
Now we want to know why they can go anywhere.
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๊ทธ๋Ÿผ, ์ด์ œ ๋ฐ”ํ€ด๋ฒจ๋ ˆ๊ฐ€ ์–ด๋–ป๊ฒŒ ์–ด๋””๋“  ๊ฐˆ ์ˆ˜ ์žˆ๋Š”์ง€ ์•Œ์•„ ๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค.
04:08
We discovered that they can go through
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์šฐ๋ฆฌ๋Š” ๋ฐ”ํ€ด๋ฒŒ๋ ˆ๊ฐ€ 3๋ฐ€๋ฆฌ๋ฏธํ„ฐ์˜ ํ‹ˆ ์‚ฌ์ด๋„
04:10
three-millimeter gaps,
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ํ†ต๊ณผํ•  ์ˆ˜ ์žˆ๋‹ค๋Š” ๊ฒƒ์„ ์•Œ๊ฒŒ ๋๋Š”๋ฐ,
04:11
the height of two pennies, two stacked pennies,
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์ด๊ฒƒ์€ 1์„ผํŠธ ์งœ๋ฆฌ ๋™์ „ ๋‘๊ฐœ๋ฅผ ๊ฒน์นœ ๋†’์ด ์ž…๋‹ˆ๋‹ค.
04:14
and when they do this,
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๊ทธ๋ฆฌ๊ณ  ํ‹ˆ์ƒˆ๋ฅผ ํ†ต๊ณผํ•  ๋•Œ
04:15
they can actually run through those confined spaces
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์•„์ฃผ ๋น ๋ฅธ ์†๋„๋กœ ์ข์€ ๊ณต๊ฐ„์„
04:17
at high speeds,
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๋‹ฌ๋ฆด ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
04:19
although you never see it.
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์—ฌ๋Ÿฌ๋ถ„๋“ค์€ ๋ณด์ง€ ๋ชป ํ•˜์‹œ๊ฒ ์ง€๋งŒ ๋ง์ด์ฃ .
04:22
To understand it better,
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์ข€ ๋” ์ž˜ ์•Œ์•„๋ณด๊ธฐ ์œ„ํ•ด์„œ
04:23
we did a CT scan of the exoskeleton
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๋ฐ”ํ€ด๋ฒŒ๋ ˆ์˜ ์™ธ๊ณจ๊ฒฉ์„ CT๋กœ ์Šค์บ” ํ•ด๋ดค๋Š”๋ฐ
04:25
and showed that they can compress their body
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์ž์‹ ์˜ ๋ชธ์„ 40% ์ด์ƒ
04:27
by over 40 percent.
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์••์ถ•ํ•  ์ˆ˜ ์žˆ๋Š” ๊ฒƒ์œผ๋กœ ๋‚˜์™”์Šต๋‹ˆ๋‹ค.
04:30
We put them in a materials testing machine
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์ŠคํŠธ๋ ˆ์Šค ํ”ผ๋กœ ์ •๋„๋ฅผ ๋ถ„์„ํ•˜๊ธฐ ์œ„ํ•ด์„œ
04:31
to look at the stress strain analysis
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๋ฐ”ํ€ด๋ฒŒ๋ ˆ๋ฅผ ์žฌ๋ฃŒ ์‹œํ—˜๊ธฐ์— ๋„ฃ์–ด ๋ดค๋Š”๋ฐ
04:33
and showed that they can withstand forces
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์ž๊ธฐ ๋ฌด๊ฒŒ๋ณด๋‹ค 800๋ฐฐ๊ฐ€ ๋„˜๋Š” ์••๋ ฅ์„
04:36
800 times their body weight,
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๊ฒฌ๋”œ ์ˆ˜ ์žˆ์—ˆ์œผ๋ฉฐ
04:37
and after this they can fly and run
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์‹คํ—˜ ํ›„์—๋„ ์•„๋ฌด ๋ฌธ์ œ ์—†์ด
04:39
absolutely normally.
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๋‚ ๊ณ  ๋‹ฌ๋ฆด ์ˆ˜ ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค.
04:41
So you never know where
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๊ทธ๋ž˜์„œ, ํ˜ธ๊ธฐ์‹ฌ์œผ๋กœ ์‹œ์ž‘ํ•œ ์ด ์—ฐ๊ตฌ๊ฐ€
04:43
curiosity-based research will lead,
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์–ด๋–ค ๊ฒฐ๊ณผ๋ฅผ ๋‚ณ๊ฒŒ ๋ ์ง€๋Š” ๋ชจ๋ฅด๊ฒ ์ง€๋งŒ
04:46
and someday you may want a swarm
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์–ธ์  ๊ฐ€๋Š” ํ•œ ๋ฌด๋ฆฌ์˜
04:48
of cockroach-inspired robots
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๋ฐ”ํ€ด๋ฒŒ๋ ˆ๋ฅผ ๋‹ฎ์€ ๋กœ๋ด‡๋“ค์ด
04:50
to come at you.
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๋‚˜ํƒ€๋‚˜๊ธฐ๋ฅผ ๋ฐ”๋ž„์ง€๋„ ๋ชจ๋ฅด๊ฒ ์Šต๋‹ˆ๋‹ค.
04:52
(Laughter)
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(์›ƒ์Œ)
04:59
Thank you.
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๊ฐ์‚ฌํ•ฉ๋‹ˆ๋‹ค.
05:01
(Applause)
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(๋ฐ•์ˆ˜)
์ด ์›น์‚ฌ์ดํŠธ ์ •๋ณด

์ด ์‚ฌ์ดํŠธ๋Š” ์˜์–ด ํ•™์Šต์— ์œ ์šฉํ•œ YouTube ๋™์˜์ƒ์„ ์†Œ๊ฐœํ•ฉ๋‹ˆ๋‹ค. ์ „ ์„ธ๊ณ„ ์ตœ๊ณ ์˜ ์„ ์ƒ๋‹˜๋“ค์ด ๊ฐ€๋ฅด์น˜๋Š” ์˜์–ด ์ˆ˜์—…์„ ๋ณด๊ฒŒ ๋  ๊ฒƒ์ž…๋‹ˆ๋‹ค. ๊ฐ ๋™์˜์ƒ ํŽ˜์ด์ง€์— ํ‘œ์‹œ๋˜๋Š” ์˜์–ด ์ž๋ง‰์„ ๋”๋ธ” ํด๋ฆญํ•˜๋ฉด ๊ทธ๊ณณ์—์„œ ๋™์˜์ƒ์ด ์žฌ์ƒ๋ฉ๋‹ˆ๋‹ค. ๋น„๋””์˜ค ์žฌ์ƒ์— ๋งž์ถฐ ์ž๋ง‰์ด ์Šคํฌ๋กค๋ฉ๋‹ˆ๋‹ค. ์˜๊ฒฌ์ด๋‚˜ ์š”์ฒญ์ด ์žˆ๋Š” ๊ฒฝ์šฐ ์ด ๋ฌธ์˜ ์–‘์‹์„ ์‚ฌ์šฉํ•˜์—ฌ ๋ฌธ์˜ํ•˜์‹ญ์‹œ์˜ค.

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