SciShow
The Rock That's Helping Us Find the Origin of Life
Epidote might just look like a pretty little crystal, but it has a secret. thanks to the high-pressure circumstances where it forms, we can use it to help us uncover the origins of life on our planet, and maybe even find signs of life on...
SciShow
Can an Equation Really Tell Us How Many Aliens Exist?
In 1961, the astronomer Frank Drake wrote down what is now known as the Drake Equation. It's so important to the culture surrounding the search for extraterrestrial life that scientists have carved it into the upcoming Europa Clipper...
Be Smart
Is There Life on Earth?
If we lived light years from Earth, how would we know there’s life here? Let’s take a look at the search for extraterrestrial life on habitable exoplanets, and discover what biosignatures would show someone else that we’re here.
Crash Course Kids
Planetary Plants
So we know what life needs here to work, and we've talked a little about what life COULD look like on other planets. But what about plant life? What could plant life look like on other planets? In this episode of Crash Course Kids,...
Crash Course Kids
Life on Other Planets
Have you ever wondered if there is anyone (or anything) else out there in the universe? Well, you're not alone. But what would alien life look like? And what would their food chains and food webs look like? In this episode of Crash...
TED-Ed
The Search for Other Earth-like Planets
Olivier Guyon, professor of optical science and astronomy, explains how scientists are searching for other planets that can support life. Viewers learn the odds of finding a habitable planet, how long it would take, and some techniques...
Science for Kids
Science Kids: Space Videos: Nasa Kepler Mission
Describes the work of the NASA Kepler Mission to search for potentially habitable planets in outer space. (Length: 7 min. 27 sec.)
NASA
Nasa: "Nasa at 50" Series: 2005: Huygens Probe Reaches Titan's Atmosphere
This video shows the Cassini-Huygens mission to Saturn and its moon Titan and examine the role it plays for the future of space exploration. [6:35] Learn what a planet needs for life to survive on it and learn how the Cassini-Huygens...
PBS
Pbs Nova: Hunt for Alien Earths
Learn how scientists detect life on other planets, then test yourself to see if you can do it. A teachers' link at the top leads you to ideas for discussion and investigation. (Note: Some videos may no longer load.)
Science for Kids
Science Kids: Space Videos: The Search for Life
Astronomer Carl Sagan discusses the probability of life in outer space, and humankind's quest to find it. (Video Length: 3 min. 52 sec.)
Khan Academy
Khan Academy: Life in the Universe: Detectable Civilizations in Our Galaxy 4
Explains how one could use mathematics to estimate the number of detectable civilizations in our galaxy. [6:16]
Science Friday Initiative
Science Friday: Is a Moon Necessary for a Planet to Support Life?
Researchers are studying our moon's effects on the Earth to guide their search for habitable worlds elsewhere.
Science Friday Initiative
Science Friday: Unlocking a Lake"s Bacterial Secrets, Beneath 20 Meters of Ice
Bacteria locked under Antarctic lake ice may shed light on life's limits, and the possibility of life on other worlds.
Science Friday Initiative
Science Friday: Life From Mars
Could Mars have been a better starting point for the origins of life on Earth?