Hank interviews Administrator Gina McCarthy of the United States Environmental Protection Agency. They discuss getting people to care about climate change, the EPA's goals going into the United Nations Climate Change Conference, and the...

The US consumes 25% of the world's oil -- but as energy tycoon T. Boone Pickens points out onstage, the country has no energy policy to prepare for the inevitable. Is alternative energy our bridge to an oil-free future? After losing $150...

Our planet has a carbon problem -- if we don't start removing carbon dioxide from the atmosphere, we'll grow hotter, faster. Chemical engineer Jennifer Wilcox previews some amazing technology to scrub carbon from the air, using chemical...

We're not in a clean energy revolution; we're in a clean energy crisis, says climate policy expert Michael Shellenberger. His surprising solution: nuclear. In this passionate talk, he explains why it's time to overcome longstanding fears...

Entrepreneur Elon Musk is a man with many plans. The founder of PayPal, Tesla Motors and SpaceX sits down with TED curator Chris Anderson to share details about his visionary projects, which include a mass-marketed electric car, a solar...

Hank explains the power of solar energy and describes how it may fit into our diversified energy future.

Everyone does it -- using oil, that is. But how much do we have left? How do scientists find it? And where are they looking for it now that the easiest pickings have been taken? Hank has the answers to the how, why and how...

This week we are looking at renewable energy sources and why we need them. We’ll explore hydropower, wind, geothermal, and solar power, as well as some of the challenges, and how engineers are working to make their use more widespread.

You've probably heard this one before: Plastic is made from oil, and oil is made from dinosaurs, so a plastic dinosaur is made out of real dinosaur. It sounds pretty profound... but it's not that simple.

Some people say that buying an electric car is a great way to fight climate change - but if they use electricity that is made by burning fossil fuels, are they really more environmentally friendly than gas powered cars?

In this video Paul Andersen explains how fossil fuels are formed when organic material is heating and squeezed in an anaerobic environment. Formation, extraction, advantages, and disadvantages are discussed for coal, petroleum and...

Examines the future of a variety of alternative sources of fuel.

Geography Now! QITZIKWAKA

Pupil outcome: I can identify renewable and non-renewable energy sources and understand the difference between them. Key learning points: - The sun, directly or indirectly, is the source of all energy on Earth: plants use energy to grow...

Pupil outcome: I can set out a logical argument in response to an essay title. Key learning points: - Our essay will give one side of an argument, with a logical argument building to a conclusion that mirrors the title. - Writing is best...

Pupil outcome: I can identify the logical argument of an essay and I can identify an essay's linguistic features in a model. Key learning points: - Essays can either examine both sides of an issue in a balanced way, or they can argue...

Making things like cement, steel, and chemicals uses a lot of energy and is one of the hardest parts of the economy to clean up. A big problem is that about half the energy is wasted as heat, but better factory design and using things...

Hydrogen Technology. This is a clip from the Simba Creative documentary, Without Leaving Anyone Behind.

Wyoming and Colorado are two states that would appear to have many similarities. Location, physical geography, history and even their very shapes mirror each other in interesting ways. However, Colorado has ten times the population as...

The Clever vehicle, developed by engineers at the University of Bath, is a compact and low emission 3 wheel car designed specifically for urban transport. With its narrow width and ability to travel 100 kilometers on just 1.5 liters of...

Oklahoma is just north of Texas. But despite sharing similar geographic features, Texas has grown at a much faster rate in terms of population and economy than Oklahoma. In the case of these two states, history and geography combine to...

Climate scientists are clear that we need to reach net zero carbon emissions by 2050. And in order to do this, we’re going to need to electrify everything and green the grid. But what will this clean, green future look like? Can we pull...

Countries like China, the US, and Russia are setting their sights on the Moon. But is it purely for the advancement of mankind, or is there profit to be found? Mining for Helium-3, metals and rare-earths on the Moon might be closer than...

A colourless and odorless gas that belongs to the alkane group of hydrocarbons.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual...