While not used much any more as a primary source of light, candles are still everywhere, from an aroma in a bathroom to a mood during dinner. That is, until they’re gone.

If you're flying on a plane in a thunderstorm, you should be more worried about the wind than the lightning.

Have you ever wondered what those things are on airplane wings? You know, those little angled bits of metal? Watch to learn what they are and how they’re used!

A marathoner needs a lot of energy to make their long distance treks, and this is no different for migratory birds. But how are these marathon flyers getting that energy from the mud they’re slurping off of beaches along the way?

Keto was all the rage... until it wasn't. If you haven't heard of keto, welcome to the diet that promotes the consumption of ground beef, olive oil and lots of cheese... sounds like a dream, right? Maybe not. Join Michael Aranda for a...

Different fuels create different types of fires, and each one needs to be extinguished using a specific strategy. Do you know which class of extinguisher is needed for different fires? Hosted by: Michael Aranda

You might think most planes look the same, but here are five of the most bizarre aircraft that, no matter their appearance, still managed to fly.

Hank addresses a highly requested topic - liquid fluoride thorium reactors - and tells us how LFTR might be the future of energy in ... China?

Lead is really useful when you add it to things like paint and gasoline. Problem is, it’s also poisonous. Hosted by: Hank Green

Are you slowly killing your car by using below average gas? Olivia talks about octane ratings and how your vehicle is designed to handle them. Hosted by: Olivia Gordon

If you ever get nervous about missile attacks, they're actually a lot harder to make than you might think. To hopefully put your mind more at ease, Hank is here to talk about the work that goes into designing and building ICBMs in this...

Have you ever wondered why the gas station has “unleaded fuel” but there isn’t a “leaded” option? The answer has to do with a chemical called tetraethyl lead, which is an organometallic compound, or an organic compound with a...

Greenhouse gases are colorless, scentless and invisible, making them exceptionally hard to measure. Fortunately, some tools and techniques can help -- one of the most powerful being artificial intelligence, says green technologist...

When you think of a frozen object in space, you might think of Pluto, but stars themselves actually freeze.

Enjoy your bacon sandwich, while we walk you through the facts and fictions of what science can -- and maybe someday, will -- do to help people lose weight safely.

Can we create new life out of our digital universe? Craig Venter asks. His answer is "yes" -- and pretty soon. He walks through his latest research and promises that we'll soon be able to build and boot up a synthetic chromosome. NOTE:...

Scientists are turning to unusual places to find new compounds to fight off drug-resistant “superbugs.” The discovery came from milking ferocious mammals!

Hank remembers Back to the Future and tells us about his favorite word combination--lasers and fusion.

Pulsed plasma thrusters use the same stuff that’s on your frying pan to make spacecraft zoom around the universe. And they’ve been doing it since the 1960s.

If you're flying on a plane in a thunderstorm, you should be more worried about the wind than the lightning.

Kirk Sorensen shows us the liquid fuel thorium reactor -- a way to produce energy that is safer, cleaner and more efficient than current nuclear power.

Clean, renewable energy is becoming more and more common in our everyday lives. But, as our cars and buildings become more green, tens of thousands of airplanes fly every day using petroleum-based fuel, and there's seemingly no end in...

Thanks to climate change, many regions are experiencing longer and more dangerous wildfire seasons. Here are 4 high-tech ways we are trying to stop these fires in there tracks, as well as one that’s a bit simpler.

In this intimate talk filmed at TED's offices, energy innovator Amory Lovins shows how to get the US off oil and coal by 2050, $5 trillion cheaper, with no Act of Congress, led by business for profit. The key is integrating all four...