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Talk

Harbingers of Doom?

Professor Ian Morison · Gresham College

Watch At Gresham College

About

Though a beautiful sight in our heavens, comets were once thought to be evil vapours burning up in our atmosphere. However, we now know that they have brought organic material and water to our planet Earth so helping to lay the foundations of life. But, equally, one could bring about the end of civilisation!

The talk

  1. Harbingers of Doom? 2009-02-19 · YouTube

Credits and licence

Institution
Gresham College
Speaker
Professor Ian Morison
Year
2009
Level
For everyone
Language
English
Subjects
Astronomy and space
Source
Gresham College
Licence
Educational use (Gresham College's terms), as Gresham College states it. Gresham College's terms
Attribution
Gresham College states: "We positively encourage the use of the Gresham College lecture transcripts, audio and video files for educational purposes. However, we do not allow use of Gresham College materials for commercial, personal or institutional gain."
Who can watch
Gresham College gives no rating. Invisible Network shows it to Tweens profiles and older, judged from what the source says about it. How courses are placed