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Science Nation

Science Nation

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Sponsored by the National Science Foundation. This series take an engaging look at the breakthroughs and possibilities of new scientific discoveries about our planet, universe, and ourselves.

Person picking up wood chips and putting them into a plastic bag. Caption: (Huber) Cellulose is basically stored solar energy
Science Nation
Episode 202
4 minutes 55 seconds
Grade Level: 9 - 12
Red, black, and white snakes in a tube. People in white lab coats and gloves are in the background. Caption: They can go many places things with arms and legs can't.
Science Nation
Episode 203
5 minutes 8 seconds
Grade Level: 7 - 12
Icons of people placed all around the world with lines connecting them to each other. Facebook helps you connect and share with the people in your life. Caption: We've taken that research online, looking at Facebook.
Science Nation
Episode 204
2 minutes 30 seconds
Grade Level: 7 - 12
Funnel with filter feeding into a receptacle. The fluid in the filter is dark and the filter is dirty. Caption: She's developing fluoride filtering devices
Science Nation
Episode 205
2 minutes 33 seconds
Grade Level: 7 - 12
Four soldiers in a desert. Caption: in Kevlar-like body armor.
Science Nation
Episode 206
3 minutes 17 seconds
Grade Level: 9 - 12
Sea slug crawling on the sea floor. Caption: in the nervous systems of slugs and other animals.
Science Nation
Episode 207
2 minutes 27 seconds
Grade Level: 10 - 12
Man walking and looking at trees. Caption: (narrator) Compared to many crops, trees are slow growers.
Science Nation
Episode 208
2 minutes 49 seconds
Grade Level: 9 - 12
SupraSensor measuring tool. Caption: to detect nitrate fertilizer in soil.
Science Nation
Episode 209
3 minutes 28 seconds
Grade Level: 10 - 12
Illustration of an energy source on a grid. Caption: and will power more than 650 homes.
Science Nation
Episode 210
3 minutes 7 seconds
Grade Level: 10 - 12
A parent sitting with their baby. Caption: All babies have innate sensitivity to all languages.
Science Nation
Episode 211
3 minutes 40 seconds
Grade Level: 9 - 12
Two scientists examining a plant. Caption: (narrator) Plant virologist Steven Lommel is in charge.
Science Nation
Episode 212
3 minutes 9 seconds
Grade Level: 9 - 12
Cooling lava turning into stone. Caption: Kilauea is one of the longest currently-erupting volcanoes.
Science Nation
Episode 213
5 minutes 34 seconds
Grade Level: 7 - 12
Fog rising off a lake. Caption: (narrator) The team watches a switch in progress on Swan's Island.
Science Nation
Episode 214
3 minutes 28 seconds
Grade Level: 9 - 12
Two young girls looking at plants. Caption: teaching students hydroponic farming
Science Nation
Episode 215
3 minutes 18 seconds
Grade Level: 7 - 12
Solar panels on a roof top. Caption: But even now, they say solar energy is ready for prime time.
Science Nation
Episode 216
3 minutes 15 seconds
Grade Level: 10 - 12
Person holding a lid. Caption: sees bio-inspired surfactants gaining market share,
Science Nation
Episode 217
3 minutes 5 seconds
Grade Level: 10 - 12
Man looking at leaves in a stream. Caption: They're looking at stream health,
Science Nation
Episode 218
3 minutes 6 seconds
Grade Level: 7 - 12
Geometric block with holes. Caption: It's time to print something, well, a lot harder: metal.
Science Nation
Episode 219
3 minutes 10 seconds
Grade Level: 7 - 12
Woman loading a jug onto a cart. Caption: If we can lower the cost of the filtration,
Science Nation
Episode 220
3 minutes 19 seconds
Grade Level: 7 - 12
Person pointing at fabric. Caption: Try these biomedical textiles on for size.
Science Nation
Episode 221
3 minutes 20 seconds
Grade Level: 10 - 12
Two insects on a plant. Caption: insects, usually males, have some signature moves:
Science Nation
Episode 222
3 minutes 45 seconds
Grade Level: 10 - 12
A computer drive. Caption: to build out a wide-ranging, urban-sensing project
Science Nation
Episode 223
3 minutes 25 seconds
Grade Level: 10 - 12
Small lizard on a hand. Caption: They are the same species but may be diverging into two.
Science Nation
Episode 224
3 minutes 49 seconds
Grade Level: 7 - 12
Small rabbit in the snow. Caption: (Shipley) In the winter, it might eat 99% of its diet in sagebrush.
Science Nation
Episode 225
3 minutes 50 seconds
Grade Level: 7 - 12
Man releasing water into the air from a pump. Caption: equivalent to a major storm,
Science Nation
Episode 226
4 minutes 7 seconds
Grade Level: 9 - 12
Oysters in the water. Caption: is to restore the oyster ecosystem.
Science Nation
Episode 227
3 minutes 42 seconds
Grade Level: 7 - 12
Electrons in a microscope. Caption: You have to look at them using an electron microscope.
Science Nation
Episode 228
3 minutes 51 seconds
Grade Level: 10 - 12
Satellite image of a hurricane. Caption: how storms impact cities and towns along our coasts.
Science Nation
Episode 229
3 minutes 46 seconds
Grade Level: 10 - 12
Two water recycling machines. Caption: and take gray water recycling up a level.
Science Nation
Episode 230
3 minutes 55 seconds
Grade Level: 10 - 12
Person at a computer looking at a projection of a wire frame human face on a screen. Caption: how robots interact with humans,
Science Nation
Episode 231
3 minutes 42 seconds
Grade Level: 10 - 12
Glowing orb of a star surrounded by green, nebulous light. Stereo COR1 B. Caption: will suddenly be ejected into interplanetary space.
Science Nation
Episode 232
3 minutes 9 seconds
Grade Level: 10 - 12
Bat held down by cardboard restraint, pinning wings to body. Caption: how these highly-specialized creatures navigate their world.
Science Nation
Episode 233
3 minutes 36 seconds
Grade Level: 10 - 12
Rocky shoreline with green algae coating some of the rocks. Caption: how the blooms affect fish stocks and oyster beds,
Science Nation
Episode 234
3 minutes 42 seconds
Grade Level: 10 - 12
Two people moving a flat of plants. Caption: are reimagining the future of farming --
Science Nation
Episode 235
3 minutes 34 seconds
Grade Level: 10 - 12
Person standing at a control board with reels of tape. Caption: The good old days of reel-to-reel aren't over yet.
Science Nation
Episode 236
3 minutes 20 seconds
Grade Level: 10 - 12
Inflatable object passing through a narrow opening in a solid wall to inflate on the other side. Caption: We call these vine robots because they grow
Science Nation
Episode 237
3 minutes 2 seconds
Grade Level: 10 - 12
Top view of a helipad at the top of a skyscraper. Caption: vulnerable to earthquakes, like in Downtown Los Angeles.
Science Nation
Episode 238
3 minutes 23 seconds
Grade Level: 10 - 12
Spinach leaves suspended from the mouths of plastic bottles over clear liquid. Caption: It was a chance to exercise his innovator's mindset.
Science Nation
Episode 239
2 minutes 54 seconds
Grade Level: 10 - 12
Screen displaying power consumption for individual appliances, over a 7-day period, for the total month, and other metrics. Caption: How do we provide users with fine-grained information
Science Nation
Episode 240
3 minutes 46 seconds
Grade Level: 10 - 12
People lined up outside a mobile health clinic. Caption: How can we get to the families that need help?
Science Nation
Episode 241
3 minutes 32 seconds
Grade Level: 10 - 12
Body of water in shades of red, yellow, range, and pink showing heat gradients. Caption: navigating using thermal sensors to locate people in the water,
Science Nation
Episode 242
3 minutes 31 seconds
Grade Level: 10 - 12
A team of psychologists monitors a human brain. Caption: our minds process what we see.
Science Nation
Episode 243
3 minutes 10 seconds
Grade Level: 10 - 12
A rock arch in Utah. Caption: of these spectacular geological landmarks.
Science Nation
Episode 244
3 minutes 17 seconds
Grade Level: 10 - 12
An Illustration depicts the bone grafting at the ball and socket joint. Caption: a 3 D printed shoulder customized to spec just for her.
Science Nation
Episode 245
3 minutes 52 seconds
Grade Level: 10 - 12
Hands of an elder person. Caption: (narrator) It worked to steady his shaky hands.
Science Nation
Episode 246
4 minutes 24 seconds
Grade Level: 10 - 12
A person working on a machine. Caption: in the presence of a large magnetic field,
Science Nation
Episode 247
4 minutes 28 seconds
Grade Level: 10 - 12
An electromagnetic spectrum is superimposed on the image of a galaxy. The visible spectrum is highlighted. Caption: A radio wave is a part of the electromagnetic spectrum,
Science Nation
Episode 248
4 minutes 51 seconds
Grade Level: 10 - 12
Illustration of human body. Caption: Enzymes, antibodies, even our muscles are all protein based.
Science Nation
Episode 249
3 minutes 54 seconds
Grade Level: 10 - 12
A water body. Caption: More people and more buildings mean more strain on the system.
Science Nation
Episode 250
3 minutes 17 seconds
Grade Level: 10 - 12
A device strapped on a man's hand. Caption: That device strapped to his arm is a sweat biosensor.
Science Nation
Episode 251
3 minutes 30 seconds
Grade Level: 10 - 12
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Funding provided by the Department of Education

Administered by the National Association of the Deaf