![Doi Luang NP, Thailand: Tiger (Panthe... [Photo of the day - 20 JUNE 2013]](http://assets.natgeotv.com/POD/2488.ThumbL.jpg)
![Las Vegas, Nevada, USA - Chess Stetso... [Photo of the day - 19 JUNE 2013]](http://assets.natgeotv.com/POD/2486.ThumbL.jpg)
![Kaktovik, Alaska, USA: A polar bear s... [Photo of the day - 18 JUNE 2013]](http://assets.natgeotv.com/POD/2484.ThumbL.jpg)
Known Universe
| webisodedescription| hidedescriptionScientists working to defend us from a cataclysmic crash, before we explore deep space collisions on a colossal scale.
Giant Space Rocks Could Hit Earth
| videodescription| hidevideodescriptionScientists working to defend us from a cataclysmic crash, before we explore deep space collisions on a colossal scale.
duration: (02:59) Genre: Sciencemorevideosfrom Known Universe
10
-
- sortbydate
-
Most Violent Ex...
04:42
Scientists working to defend us from a cataclys...
Scientists working to defend us from a cataclysmic crash, before we explore deep space collisions on a colossal scale.
programme Known Universe
genre Science
genre Science
-
Searching for A...
03:13
Exploring our own planet for clues as to what e...
Exploring our own planet for clues as to what extraterrestrial life might look like, what if we do make contact?
programme Known Universe
genre Science
genre Science
-
Why is Earth Su...
03:01
Exploring our own planet for clues as to what e...
Exploring our own planet for clues as to what extraterrestrial life might look like, what if we do make contact?
programme Known Universe
genre Science
genre Science
-
Does another Ea...
03:53
Exploring our own planet for clues as to what e...
Exploring our own planet for clues as to what extraterrestrial life might look like, what if we do make contact?
programme Known Universe
genre Science
genre Science
-
Bizzare Underwa...
03:00
Exploring our own planet for clues as to what e...
Exploring our own planet for clues as to what extraterrestrial life might look like, what if we do make contact?
programme Known Universe
genre Science
genre Science
-
What Do Aliens ...
03:01
Exploring our own planet for clues as to what e...
Exploring our own planet for clues as to what extraterrestrial life might look like, what if we do make contact?
programme Known Universe
genre Science
genre Science
-
Giant Space Roc...
02:59
Scientists working to defend us from a cataclys...
Scientists working to defend us from a cataclysmic crash, before we explore deep space collisions on a colossal scale.
programme Known Universe
genre Science
genre Science
-
9 km long Aster...
04:21
Scientists working to defend us from a cataclys...
Scientists working to defend us from a cataclysmic crash, before we explore deep space collisions on a colossal scale.
programme Known Universe
genre Science
genre Science
-
Fighting Asteroids
03:01
Explore deep space collisions on a colossal sca...
Explore deep space collisions on a colossal scale and find out if scientists can protect the planet from asteroids.
programme Known Universe
genre Science
genre Science
-
Can Galaxies Co...
03:03
Scientists explore deep space collisions on a c...
Scientists explore deep space collisions on a colossal scale.
programme Known Universe
genre Science
genre Science
relatedvideos
-
Penguins, Under...
02:59
Penguins transform into swift deadly hunters be...
Penguins transform into swift deadly hunters below water, on the coldest continent on earth.
programme Killer Chase
genre Nature
programme Killer Chase
genre Nature
-
Mega Cruise Shi...
03:01
As the ship leaves Venice, The Captain and his ...
As the ship leaves Venice, The Captain and his team are tested by their guests and an eccentric onboard entertainer.
programme Mega Cruise Ship Diaries
genre Travel
programme Mega Cruise Ship Diaries
genre Travel
-
Can Humans Stan...
04:00
Scientists explain how stones can skip across w...
Scientists explain how stones can skip across water. Will the same principles apply if humans try to stand on water?
programme I Didn't Know That
genre Science
programme I Didn't Know That
genre Science
-
Sao Paulo's Arm...
03:01
Diego mingles with graffiti artists and dodges ...
Diego mingles with graffiti artists and dodges bullets to find what unites the extreme rich and poor in São Paulo.
programme Don't Tell My Mother
genre Travel
programme Don't Tell My Mother
genre Travel
-
Jamaican rumble
03:00
Crocodiles surround this beautiful island. Dr....
Crocodiles surround this beautiful island. Dr. Brady Barr and the University of Florida teach some capture techniques.
programme Crocodile Chronicles With Dr. Brady Barr
genre Nature
programme Crocodile Chronicles With Dr. Brady Barr
genre Nature
