TED Talks
TED: We can reprogram life. How to do it wisely | Juan enriquez
For four billion years, what lived and died on earth depended on two principles: natural selection and random mutation. Then humans came along and changed everything - hybridizing plants, breeding animals, altering the environment and...
TED Talks
TED: Can China achieve its ambitious climate pledges? | Hongqiao Liu
In 2020, China's President Xi Jinping pledged that China would both peak its emissions by 2030 and achieve net-zero emissions by 2060 -- a change that will require action at an unheard-of scale and speed. Can the country actually achieve...
TED Talks
Jane Fonda: Why I protest for climate justice
At age 81, actor and activist Jane Fonda is putting herself on the line for the planet -- literally. In a video interview with TEDWomen curator Pat Mitchell, Fonda speaks about getting arrested multiple times during Fire Drill Fridays,...
TED Talks
David Wallace-Wells: How we could change the planet's climate future
The climate crisis is too vast and complicated to solve with a silver bullet, says author David Wallace-Wells. What we need is a shift in how we live. Follow along as he lays out some of the dramatic actions we could take to build a...
TED Talks
Jessica Green: We're covered in germs. Let's design for that.
Our bodies and homes are covered in microbes -- some good for us, some bad for us. As we learn more about the germs and microbes who share our living spaces, TED Fellow Jessica Green asks: Can we design buildings that encourage happy,...
TED Talks
TED: How I became an entrepreneur at 66 | Paul Tasner
It's never too late to reinvent yourself. Take it from Paul Tasner -- after working continuously for other people for 40 years, he founded his own start-up at age 66, pairing his idea for a business with his experience and passion. And...
TED Talks
TED: How wind energy could power Earth ... 18 times over | Dan Jørgensen
Over the last two decades, the wind power industry has grown at a dizzying pace. (Fun fact: a single rotation from one of the world's most powerful wind turbines can generate enough electricity to charge more than 1,400 cell phones.)...
TED Talks
Rose M. Mutiso: How to bring affordable, sustainable electricity to Africa
Energy poverty, or the lack of access to electricity and other basic energy services, affects nearly two-thirds of Sub-Saharan Africa. As the region's population continues to increase, so will the need to build a new energy system to...
TED Talks
TED: How to transform the chemical industry -- one reaction at a time | Miguel A. Modestino
Chemical plants create many of the materials found in everyday items, from the shoes you wear to the car you drive to the cell phone in your pocket. But the massive carbon footprint from chemical manufacturing is leading to climate...
TED Talks
TED: How to decarbonize the grid and electrify everything | John Doerr and Hal Harvey
The good news is it's now clearly cheaper to save the planet than to ruin it, says engineer and investor John Doerr. "The bad news is: we are fast running out of time." In this conversation with climate policy expert Hal Harvey, the two...
TED-Ed
The world's biggest battery looks nothing like a battery | TED-Ed
As of 2020, the world's biggest lithium-ion battery is hooked up to the Southern California power grid and can provide enough power for about 250,000 homes. But it's actually not the biggest battery in the world: a pair of lakes are. How...
TED Talks
TED: The blind spots of the green energy transition | Olivia Lazard
The world needs clean power, but decarbonization calls for a massive increase in the mining and extraction of minerals like lithium, graphite and cobalt. Environmental peacemaking expert Olivia Lazard sheds light on the scramble for...
TED Talks
TED: How is your city tackling the climate crisis? | Marvin Rees
If we can unlock the full potential of our cities, we can minimize the price the planet pays for hosting us in our growing numbers, says Marvin Rees, the Mayor of Bristol, UK, who understands deeply how cities can help (or hurt) the...
TED Talks
TED: How much clean electricity do we really need? | Solomon Goldstein-Rose
To fight climate change, we need to clean up the global electricity system by replacing fossil fuel power plants with clean generation -- right? Climate author Solomon Goldstein-Rose thinks we need to do much more than that. Replacement...
SciShow
The First Edible Bug Farm & The 9 Greatest Minds of 2014
SciShow News gives you the latest developments from the world of science, including some bug-number-crunching behind America's first edible-insect farm, and a look at the discoveries that won the 2014 Kavli Prize.
TED Talks
Bilal Bomani: Plant fuels that could power a jet
Algae plus salt water equals ... fuel? At TEDxNASA@SiliconValley, Bilal Bomani reveals a self-sustaining ecosystem that produces biofuels -- without wasting arable land or fresh water.
TED Talks
Angelo Vermeulen: How to go to space, without having to go to space
"We will start inhabiting outer space," says Angelo Vermeulen, crew commander of a NASA-funded Mars simulation. "It might take 50 years or it might take 500 years, but it's going to happen." In this charming talk, the TED Senior Fellow...
TED Talks
TED: Amazon's climate pledge to be net-zero by 2040 | Dave Clark and Kara Hurst
In 2019, Amazon signed the Climate Pledge, a commitment to become a net-zero carbon business by 2040. Dave Clark, Amazon's chief of consumer retail, and Kara Hurst, head of the company's sustainability efforts, sit down with entrepreneur...
TED Talks
Jason Clay: How big brands can help save biodiversity
Convince just 100 key companies to go sustainable, and WWF's Jason Clay says global markets will shift to protect the planet our consumption has already outgrown. Hear how his extraordinary roundtables are getting big brand rivals to...
TED Talks
TED: Nature is everywhere -- we just need to learn to see it | emma Marris
How do you define "nature?" If we define it as that which is untouched by humans, then we won't have any left, says environmental writer emma Marris. She urges us to consider a new definition of nature -- one that includes not only...
TED Talks
TED: Drawings that show the beauty and fragility of earth | Zaria Forman
Zaria Forman's large-scale compositions of melting glaciers, icebergs floating in glassy water and waves cresting with foam explore moments of transition, turbulence and tranquility. Join her as she discusses the meditative process of...
TED Talks
Federica Bianco: How we use astrophysics to study earthbound problems
To study a system as complex as the entire universe, astrophysicists need to be experts at extracting simple solutions from large data sets. What else could they do with this expertise? In an interdisciplinary talk, TED Fellow and...
TED Talks
Tyrone Hayes + Penelope Jagessar Chaffer: The toxic baby
Filmmaker Penelope Jagessar Chaffer was curious about the chemicals she was exposed to while pregnant: Could they affect her unborn child? So she asked scientist Tyrone Hayes to brief her on one he studied closely: atrazine, a herbicide...
TED Talks
TED: The actual cost of preventing climate breakdown | Yuval Noah Harari
Nobody really knows how much it would cost to avoid the worst impacts of climate change. Yet historian Yuval Noah Harari's analysis, based on the work of scientists and economists, indicates that humanity might avert catastrophe by...