• NASA Images
  NASA Images is a service of Internet Archive ( www.archive.org ), a non-profit library, to offer public access to NASA's images, videos and audio collections. NASA Images is constantly growing with the addition of current media from NASA as well as newly digitized media from the archives of the NASA Centers.
  By alanpoon in Public bookmarks with astronomy databases liberal-studies libraries photographies science space us-government videos 圖書館 天文 太空 影片 照片 科學 美國政府 資料庫 通識 by 5 users
• 揭開星空的奧秘 - 觀天術
  By alanpoon in Public bookmarks with astronomy databases development educational-organization histories liberal-studies science space technologies 天文 太空 教育組織 歷史 發展 科學 科技 資料庫 通識
• AEEA 天文教育資訊網
  By alanpoon in Public bookmarks with astronomy databases development educational-organization histories liberal-studies science space technologies 天文 太空 教育組織 歷史 發展 科學 科技 資料庫 通識
• NASA World Wind
  By alanpoon in Public bookmarks with astronomy databases earth liberal-studies science us-government 地球 天文 科學 美國政府 資料庫 通識 by 16 users
• NOVA | PBS
  
  NOVA revolves around a simple premise: the world of science is exciting! For NOVA viewers, science means adventure and exploration—because from ants to aliens, this weekly documentary series probes the far reaches of earth, sea and stars. NOVA proves that science is neither secret lore nor sacred ritual but rather, at its heart, a lifelong journey of discovery.
  abyss acanthostega adventure age aids aliens amazon animals anorexia anthropology arabia archeology archive asteroid astronomy
  By alanpoon in Public bookmarks with astronomy biology broadcast earth health histories liberal-studies mathematics nature physics science space teacher technologies 健康 地球 天文 太空 廣播 數學 by 18 users
• NOVA | Watch NOVA Programs Online | PBS
  By alanpoon in Public bookmarks with astronomy biology broadcast earth health histories liberal-studies mathematics nature physics science space teacher technologies videos 健康 地球 天文 太空 廣播 by 2 users
• 方潤之網 - 文章分享 (Documents & Essays)
  By alanpoon in Public bookmarks with astronomy chemistry cultures education games liberal-studies life literature medicine philosophy physics reviews science societies 化學 哲學 天文 教育 文化 文學
• 用教育捍衛地球！
  By alanpoon in Public bookmarks with astronomy biology blogs education environmental-protection geography nature ocean science space teacher tutorials weather 地理 天文 天氣 太空 教學網站 教育 海洋 by 2 users

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