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Search For Life

There are 24 videos in this category and 9 videos in 3 subcategories.

Category Videos
Not Right For WatchKnowLearn
Ages: 14 - 18
Why Can't We See Evidence of Alien Life?
From ted.com, produced by TED education
Stand by for an animated exploration of the famous Fermi Paradox. Given the vast number of planets in the universe, many much older than Earth, why haven't we yet seen obvious signs of alien life? The potential answers to this question are numerous a... [more]
July 23, 2012 at 12:47 PM
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Not Right For WatchKnowLearn
Ages: 9 - 18
Astronomers Find First Earth-like Planet in Habitable Zone
From sciencestage.com, produced by sciencestage
This video explains who astronomers have discovered the most Earth-like planet outside our Solar System to date. It is an exoplanet with a radius only 50% larger than the Earth and capable of having liquid water. Using the ESO 3.6-m telescope,a team ... [more]
May 19, 2012 at 09:50 AM
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Not Right For WatchKnowLearn
Ages: 12 - 18
A Needle in Countless Haystacks: Finding Habitable Worlds
From ted.com, produced by TED education
Out of billions of galaxies and billions of stars, how do we find Earth-like habitable worlds? What is essential to support life as we know it? Ariel Anbar provides a checklist for finding life on other planets.  (05:10)
December 27, 2012 at 10:31 AM
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Not Right For WatchKnowLearn
Ages: 10 - 18
Can We Get to Alpha Centauri?
From YouTube, produced by SciShow
You like space exploration, and we like space exploration. So why aren't we investigating our closest to galactic neighbor, the triple star system Alpha Centauri? Is it time to give interstellar travel a shot? How would we do it? Hank explains our op... [more]
August 5, 2014 at 04:33 PM
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Not Right For WatchKnowLearn
Ages: 16 - 18
Space Experts Discuss the Search for Life in the Universe at NASA
From YouTube, produced by NASA
NASA space-based observatories are making unprecedented new discoveries and revealing worlds never before seen. During a televised panel discussion of leading science and engineering experts at NASA Headquarters on Monday, July 14, a scientific and t... [more]
July 15, 2014 at 09:05 PM
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Not Right For WatchKnowLearn
Ages: 11 - 18
Can We Find an Earth-Like Planet?
From youtube.com, produced by The Good Stuff
Exoplanet research is a young science but it is growing up fast. Barely 25 years old, and we've already pinpointed over 2000 exoplanets orbiting distant stars. But can we find an Earth-like planet? Yes! But not exactly like Earth. But that may be com... [more]
December 27, 2016 at 10:35 AM
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Not Right For WatchKnowLearn
Ages: 11 - 18
The Search for Another Earth
From pbslearningmedia.org, produced by Planet Quest
People have long wondered about the existence of worlds outside of our solar system. Since 1995, significant progress has been made in the search for extrasolar planets, with over 155 planets found. But the questions remain whether there are other pl... [more]
October 2, 2010 at 11:22 AM
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Not Right For WatchKnowLearn
Ages: 10 - 18
Finding Another Earth Within Reach
From YouTube, produced by ESOcast
From EsoCast. Planet hunters unveil the tricks of the trade for finding planets around nearby stars and scanning them for signs of life. Are we alone? (07:49)
September 17, 2012 at 06:39 PM
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Not Right For WatchKnowLearn
Ages: 14 - 18
Plausible? Journeying Through Space and Time in a Wormhole
From 5min, produced by FORA TV
Journeying Through Space and Time in a Wormhole - Professor Ian Morison discusses time, one of the most mysterious concepts in our Universe. It is easy to describe how we define its passage and how we can make exceedingly accurate clocks but question... [more]
April 10, 2011 at 02:32 PM
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Not Right For WatchKnowLearn
Ages: 12 - 18
Future Spacecraft and the Hunt for Habitable Planets
From 5min, produced by Gresham College
The Hunt for Habitable Planets - Professor Ian Morison discusses one of the hottest topics in astronomy: detecting other solar systems. The methods by which this has been achieved so far have yet to detect an earth-like planet, but already a miniatur... [more]
April 10, 2011 at 02:46 PM
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