Physical Science


New! Kingdom of Saturn 53 min.

In the anniversary year of the launch of NASA’s Cassini spacecraft, and featuring footage beamed back to earth by infrared cameras, we uncover the secrets of Saturn’s moons, and Cassini’s role in our search for extraterrestrial life. Now on a daring spiral orbit, the Cassini space craft will strike the planet, streaming data back home, before the searing heat tears her apart.

Formats: DVDStreaming Copyright Date: 2017

Shedding Light on Motion: Episode 6—Newton's First Law 39 min.

In episode six of the Shedding Light on Motion series, presenter Spiro Liacos is “thrown forward” in a head-on collision, “thrown backwards” when his tram takes off, and “thrown to the side” when his car suddenly turns a corner. But in fact none of these things actually happen! Using brilliant visuals, this episode looks at the fact that an object will remain stationary or move with a constant vel...

Formats: DVDStreaming Copyright Date: 2017

Shedding Light on Motion: Episode 7—Newton's Second Law 40 min.

In episode seven of the Shedding Light on Motion series, we answer the most important question that has ever been asked: how does a magician pull a tablecloth out from under a dinner set? No, seriously, we look at the so simple and yet so powerful equation F = ma. Newton’s Second Law tells us how to calculate the amount of force required to accelerate something by a given amount.

Formats: DVDStreaming Copyright Date: 2017

Shedding Light on Motion: Episode 8—Newton's Third Law 34 min.

In episode eight of the Shedding Light on Motion series, we look at that most poetic of all Laws. For every action there is an equal and opposite reaction. How does a rocket engine work? Why do guns recoil when fired? How do our muscles work? What propels us when we’re swimming? And how exactly is gravity a two-way interaction? All these questions, and many more, are answered in this excellent vid...

Formats: DVDStreaming Copyright Date: 2017

The Crowd & The Cloud 240 min.

Smartphones, computers and mobile technology are allowing people to become part of a revolutionary, 21st century way of doing science. By observing their environment, monitoring neighborhoods, and collecting information about the world around them, citizens are helping professional scientists advance knowledge while speeding up new discoveries and innovations. The results are improving health and...

Formats: DVDStreaming Copyright Date: 2017

The Crowd & The Cloud: Episode 1—Even Big Data Starts Small 57 min.

20,000 volunteers across the U.S. measure precipitation: when extreme weather hits, emergency managers turn their data into life-saving alerts. Armchair mappers worldwide update information used by first responders after the Nepal earthquake. A new project, EyesOnALZ, enlists the crowd to speed up research on Alzheimer’s disease. DIY enthusiasts from Public Lab map the BP oil spill with kites, bal...

Formats: DVDStreaming Copyright Date: 2017

The Crowd & The Cloud: Episode 2—Citizens Plus Scientists 58 min.

Citizen scientists track air and water pollution at fracking sites in windswept Wyoming and 5 other states, using simple but science-based techniques developed by the “Bucket Brigade.” On idyllic East Coast trout streams, volunteers from Trout Unlimited monitor water quality regularly, generating baseline data that will prove invaluable in the event of future pollution events. Community members co...

Formats: DVDStreaming Copyright Date: 2017

The Crowd & The Cloud: Episode 3—Viral vs. Virus 58 min.

Sensors on asthma inhalers generate real-time maps of environmental dangers to help patients, physicians and disease detectives in Louisville, Kentucky. Street knowledge was also crucial in a historic medical breakthrough: John Snow’s mapping of cholera fatalities in 19th century London. In West Oakland, California, citizens confront air pollution and rising asthma rates by collecting traffic data...

Formats: DVDStreaming Copyright Date: 2017

The Crowd & The Cloud: Episode 4—Citizens4Earth 58 min.

Counting birds for more than 100 years generates data on a changing climate and there’s an app for that: eBird. Surfer science using smart tech tracks ocean acidification and coastal temperatures in the Smartfin project, a recent startup. We spend “A Year in the Life of Citizen Science” including a Thanksgiving Monarch Butterfly Watch in California. Seasonal change is tracked by Latina and Native...

Formats: DVDStreaming Copyright Date: 2017

New to Our Collection! The Amazing World of Gravity 90 min.

From the award-winning team that brought you The Secret Life of Chaos comes a unique television event on the physics of gravity, featuring unexpected historical insights, cutting- edge science and exciting new experiments. With the brilliant Professor Jim Al-Khalili as our host, we visit the LIGO lab in the USA where gravity waves were discovered, and uncover the latest theories about our cosmos t...

Formats: DVDStreaming Copyright Date: 2016