Skip to main content
Skip to search
Ideas change everything
WATCH
TED Talks
Browse the library of TED talks and speakers
Playlists
100+ collections of TED Talks, for curious minds
TED Series
Go deeper into fascinating topics with original video series from TED
TED-Ed videos
Watch, share and create lessons with TED-Ed
TEDx Talks
Talks from independently organized local events
DISCOVER
Topics
Explore TED offerings by topic
Podcasts
Explore the TED Audio Collective
Ideas Blog
Our daily coverage of the world of ideas
Newsletters
Inspiration delivered straight to your inbox
TED Games
Innovative games that challenge you to think differently
ATTEND
Conferences
Take part in our events: TED, TEDGlobal and more
TEDx Events
Find and attend local, independently organized events
TED on Screen
Experience TED from home
TED Courses
Learn from TED speakers who expand on their world-changing ideas
PARTICIPATE
Nominate
Recommend speakers, TED Prize recipients, Fellows and more
Organize a local TEDx Event
Rules and resources to help you plan a local TEDx event
TED-Ed
Award-winning educational content and programs
Translate
Bring TED to the non-English speaking world
TED Fellows
Join or support innovators from around the globe
ABOUT
Our Organization
Our mission, history, team, and more
Conferences
TED Conferences, past, present, and future
Programs & Initiatives
Details about TED's world-changing initiatives
Partner with TED
Learn how you can partner with us
TED Blog
Updates from TED and highlights from our global community
SIGN IN
MEMBERSHIP
Type to search
TED is supported by ads and partners
00:00
Visit advertiser
晶體如何成形？
3,533,317 views
|
格瑞姆 · 貝爾德 |
TED-Ed
• June 2019
Read transcript
觀看完整課程：https://ed.ted.com/lessons/how-do-crystals-work-graham-baird 許多晶體具有標誌特徵，例如尖尖並列的石英或方鉛礦立方體。 各個晶體的原子明確而重覆地排列著。 不只礦物呈晶體模式，沙子、冰、金屬和 DNA 也具有晶體結構。 為什麼它們一次又一次地長成這些形狀呢？格瑞姆 · 貝爾德探究晶體的獨特屬性。 課程：格瑞姆 · 貝爾德，導演：弗朗茨 · 帕洛馬雷斯。
science
evolution
geology
TED-Ed
animation
TED is supported by ads and partners
