TED Talks
TED: A snack's journey from the farm to your mouth | Aruna Rangachar Pohl
How does a biscuit make it from the farm to your plate? Sustainable development leader Aruna Rangachar Pohl unpacks the long journey of one of India's most beloved snacks, revealing how the current industrial farming model is eating the...
SciShow
Why the Hardest Rocks Can Be Easy to Break
So, rocks are hard. But the scale we use to rank them, the Mohs scale, is only really good at quantifying that for one kind of hardness, and topaz is a perfect stone to talk about to explain that. And you can check it out in our SciShow...
TED Talks
TED: How business can improve the world, not just the bottom line | Esha Chhabra
Sustainability has become more marketing than action, says environmental business journalist Esha Chhabra. Challenging conventional business models solely focused on profit, she shares how regenerative companies that embed purpose into...
TED Talks
TED: Want to succeed in business? Find a problem to solve | Anthony Tan and Amane Dannouni
Anthony Tan — the CEO of Grab, Southeast Asia's leading super-app — talks about launching a business that not only turns a profit but also helps people and the environment. In conversation with digital strategist Amane Dannouni, Tan...
TED Talks
TED: A path to social safety for migrant workers | Ashif Shaikh
Hundreds of millions of migrant workers travel within their countries to seek out means of survival — often leaving behind all they know for months or even years. Many face poverty and exploitation, and they need a robust social safety...
TED Talks
TED: How sci-fi informs our climate future — and what to do next | Zainab Usman
Science fiction authors have warned us for decades: division among global leaders can quickly create dystopia. Political economist Zainab Usman thinks present-day power struggles may seriously hinder the world's ability to fight climate...
TED Talks
TED: Can a simple brick be the next great battery? | John O'Donnell
The world relies on manufacturing, and manufacturing relies on heat — a massive contributor to global carbon emissions, responsible for a quarter of the world's fossil fuel use. Energy entrepreneur John O'Donnell has figured out a...
TED Talks
TED: A playbook on financing climate solutions | Nili Gilbert and David Blood
Tackling climate change costs a lot of money — and the financial sector is key to getting that money flowing. In a wide-ranging conversation, sustainable investment leaders Nili Gilbert and David Blood discuss where progress is being...
PBS
Planck's Constant and The Origin of Quantum Mechanics | Space Time | PBS Digital Studios
Planck's Length is the length below which the concept of length loses its meaning. What exactly does that mean and what are the incredible implications this fact has upon our reality? To find out check out this episode of Space Time...
PBS
The Holographic Universe Explained
The holographic principle emerged from many subtle clues – clues discovered over decades of theoretical exploration of the universe. Over the past several months on Space Time, we’ve seen those close clues, and we’ve built a the...
PBS
Can Space Be Infinitely Divided?
How many times can I half the distance between my hands? Assume perfect coordination and the ability to localize my palms to the quantum level. 15 halvings gets them to within a cell’s width. 33 to within a single atom, 50 and they’re a...
Be Smart
The Impossible Hugeness of Deep Time
Humans have a hard time with really big numbers, especially when it comes to DEEP TIME. The history of the Earth took a lot longer than you think, trust me. But I’m here to help you put it in perspective. With some string.
TED Talks
TED: Can AI help solve the climate crisis? | Sims Witherspoon
AI can be a transformational tool in our fight against climate change, says Sims Witherspoon, a leader at the AI research lab Google DeepMind. Using wind power as her case study, she explains how powerful neural networks can help us...
TED Talks
TED: Why are we making pizza boxes out of endangered trees? | Nicole Rycroft
If we're going to solve the climate crisis, we need to talk about supply chains, says biodiversity champion and 2023 Audacious Project grantee Nicole Rycroft. Her organization, Canopy, partners with key industry leaders to overhaul their...
SciShow
How to See Really Tiny Things Without Killing Them
Where would biology be without microscopes? But for a long time, in order to see the smallest bits of life, that life had to be dead. Then along came Atomic Force Microscopy, which let us observe things like DNA and proteins moving...
MinutePhysics
The Trinity of Quality
In order to make something good, you need to have the right combination of three things: Quality, Discernment and Taste. This video is about quality vs quantity, the paradox of quality, how to make good content and good videos, etc....
SciShow
5 Measurements You Might Not Realize Are Named After Scientists
Units are a major way we describe the world around us, and by looking at the scientists some of them are named after, we can get a sense of how we’ve learned so much about our universe.
SciShow
These Fish Eat Scales
Most of us don’t really give fish scales a second thought, but for some fish, the scales of others can make for a tasty snack.
SciShow
No Hips, No Problem: Better Hip Replacements From Snakes
If you want to make a better hip replacement, who better to turn to than… a snake? While these hip-less creatures might seem like a weird choice for help with this particular issue, a major part of creating comfortable, long-lasting...
TED Talks
TED: Why AI is incredibly smart -- and shockingly stupid | Yejin Choi
Computer scientist Yejin Choi is here to demystify the current state of massive artificial intelligence systems like ChatGPT, highlighting three key problems with cutting-edge large language models (including some funny instances of them...
TED-Ed
TED-Ed: 1816: The year with no summer | David Biello
In 1815, Mount Tambora erupted and its emissions spread across the globe, blotting out the sun for almost an entire year. This wreaked havoc on agriculture, leading to famines all across the Northern hemisphere. It was the year without...
TED Talks
TED: The clean energy hub of the future | Rebekah Shirley
Why aren't more people investing in Africa's green energy? Environmental researcher Rebekah Shirley outlines the continent's immense potential for renewable power and calls for collaborative international investment -- and partnership --...
TED Talks
TED: A new social contract for global climate justice | Huma Yusuf
Pakistan contributes less than one percent to the global greenhouse gas emissions perpetrating climate change, yet one-third of the country was recently inundated with "biblical" floods that killed hundreds and displaced millions. If...