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
饼干里的化学 - Stephanie Warren
3,810,512 views
|
Stephanie Warren |
TED-Ed
• November 2013
Read transcript
完整视频：http://ed.ted.com/lessons/the-chemistry-of-cookies-stephanie-warren 把面团塞进烤箱，奇迹发生了，你收获了一盘热腾腾的松软的饼干。但这不是魔术而是科学。Stephanie Warren用基本化学原理解释了面团为何会软化、什么温度可以杀死沙门氏菌，以及为何烤箱内飘出饼干迷人的香味就意味着饼干烤好了。 课程提供 ：Stephanie Warren 动画制作：Augenblick Studios。
science
food
bacteria
chemistry
TED-Ed
animation
TED is supported by ads and partners
