![An extremely malnurished impala graze... [Photo of the day - 25 MAY 2013]](http://assets.natgeotv.com/POD/2374.ThumbL.jpg)
![Churchill, Manitoba, Canada: Two male... [Photo of the day - 24 MAY 2013]](http://assets.natgeotv.com/POD/2372.ThumbL.jpg)
![A walrus. This image is from Ice Bear. [Photo of the day - 23 MAY 2013]](http://assets.natgeotv.com/POD/2370.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
-
Soweto City Cup
04:49
Patrick, a rising football star, competes with ...
Patrick, a rising football star, competes with other young players for a spot at the Nike Academy in England.
programme Soccer City
genre World Culture
programme Soccer City
genre World Culture
-
Can wood power ...
03:02
A wood-powered pick-up truck takes to the stree...
A wood-powered pick-up truck takes to the streets of London with modern-day activists, Trees for Cities.
programme Planet Mechanics Tree Powered Truck
genre Science
programme Planet Mechanics Tree Powered Truck
genre Science
-
Keeping Philly'...
02:58
Take a trip behind the scenes of your daily com...
Take a trip behind the scenes of your daily commute and meet the people working 24/7 to ensure you get there on time.
programme World's Toughest Fixes
genre Machines
programme World's Toughest Fixes
genre Machines
-
Bootcamp on Bon...
03:36
It's bootcamp at Bondi and the first full-time ...
It's bootcamp at Bondi and the first full-time female lifeguard joins the bastion of boys.
programme Bondi Rescue Team
genre Travel
programme Bondi Rescue Team
genre Travel
-
Emiliano Zapata
03:14
Emiliano Zapata was a fierce advocate of return...
Emiliano Zapata was a fierce advocate of returning the land to it's native people in Mexico.
programme Colonial Legacy
genre World Culture
programme Colonial Legacy
genre World Culture
