SciShow
Why Do Depression and Anxiety Go Together?
Even though depression and anxiety are different types of disorders, they tend to go together. But why can it happen?
PBS
The Race to a Habitable Exoplanet - Time Warp Challenge
You've discovered a habitable exoplanet, but so has an an evil interplanetary mining corporation. Can you get to the planet before they strip it bare and leave it unsuitable for life? You're going to need a ship, the Lorentz...
TED Talks
Mitch Resnick: Let's teach kids to code
Coding isn't just for computer whizzes, says Mitch Resnick of MIT Media Lab -- it's for everyone. In a fun, demo-filled talk Resnick outlines the benefits of teaching kids to code, so they can do more than just use new tech toys but also...
Crash Course
Orbitals: Crash Course Chemistry
In this episode of Crash Course Chemistry, Hank discusses what Molecules actually look like and why, some quantum-mechanical three dimensional wave functions are explored, he touches on hybridization, and delves into sigma and pi bonds....
TED Talks
TED: How the Net aids dictatorships | Evgeny Morozov
TED Fellow and journalist Evgeny Morozov punctures what he calls "iPod liberalism" -- the assumption that tech innovation always promotes freedom, democracy -- with chilling examples of ways the Internet helps oppressive regimes stifle...
TED Talks
Jacqueline Novogratz: Patient capitalism
Jacqueline Novogratz shares stories of how "patient capital" can bring sustainable jobs, goods, services -- and dignity -- to the world's poorest.
SciShow
Why Pregnancy Makes You Forgetful... but Helps Your Baby
Baby brain, pregnancy brain, momnesia—the fogginess that can appear during pregnancy goes by many names, but memory loss is only one of the changes that occurs while the brain prepares for an upcoming baby.
SciShow Kids
Winter at the North Pole!
Winter means a lot of changes, and while you might think it's cold outside, some animals can't wait for it to get colder so that they have an easier time finding their next meal!
SciShow
Why It Actually Took 50 Years to Make COVID mRNA Vaccines
The FDA recently approved two mRNA vaccines for COVID-19, but it was a challenge to make this type of vaccine work. And it took decades of research to get us to the point where scientists could make those vaccines as quickly as they did.
Bozeman Science
Thinking in Systems - Level 6 - Boundary and Initial Conditions
In this video Paul Andersen shows conceptual thinking in a mini-lesson on boundary and initial conditions within systems. Boundary conditions - the dividing line between system and environment Initial condition - the beginning state of...
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
Juan Enriquez: Using biology to rethink the energy challenge
Juan Enriquez challenges our definition of bioenergy. Oil, coal, gas and other hydrocarbons are not chemical but biological products, based on plant matter -- and thus, growable. Our whole approach to fuel, he argues, needs to change.
PBS
When Insects First Flew
Insects were the first animals to ever develop the ability to fly, and, arguably, they did it the best. But this development was so unusual that scientists are still working on, and arguing about, how and when insect wings first came about.
TED Talks
Rose Goslinga: Crop insurance, an idea worth seeding
Across sub-Saharan Africa, small farmers are the bedrock of national and regional economies—unless the weather proves unpredictable and their crops fail. The solution is insurance, at a vast, continental scale, and at a very low,...
TED Talks
TED: A sex therapist's secret to rediscovering your spark | Ian Kerner
Sex therapist Ian Kerner hears about a common problem from his patients: "failure to launch," or the inability to build and maintain sexual momentum. What's the solution? Whether you're looking to reignite the spark in your relationship...
SciShow
Optogenetics: Using Light to Control Your Brain
Optogenetics may allow us to use light like a remote control for our brains, and treat diseases like retinitis pigmentosa.
TED Talks
TED: I am a pirate | Rick Falkvinge
The Pirate Party fights for transparency, anonymity and sensible copyright laws. At TEDxOslo, Rick Falkvinge explains how he became the leader of Europe's tech-driven political party, which so far has won 17 seats across national...
TED Talks
TED: Meet the scientist couple driving an mRNA vaccine revolution | Uğur Şahin and Özlem Türeci
As COVID-19 spread, BioNTech cofounders Uğur Şahin and Özlem Türeci had one goal: to make a safe, effective vaccine faster than ever before. In this illuminating conversation with head of TED Chris Anderson, the immunologists (and...
TED Talks
TED: How to step up in the face of disaster | Caitria + Morgan O'Neill
When a freak tornado hit their hometown, sisters Caitria and Morgan O'Neill -- just 20 and 24 at the time -- realized they had to jump in and help. What they learned is: After a natural disaster, there's only a tiny window before the...
Bozeman Science
Evolutionary Significance of Cell Communication
Paul Andersen describes how cell communication is used in both single-celled and multicellular organisms. He starts by describing the symbiotic relationship between the bobtail squid and the bacteria Vibrio fisheri. He explains how...
SciShow
3 Stars That Shouldn't Exist
Based on what we think we know about the universe these stars really shouldn't exist, but they do!
TED Talks
Charles Leadbeater: The era of open innovation
In this deceptively casual talk, Charles Leadbeater weaves a tight argument that innovation isn't just for professionals anymore. Passionate amateurs, using new tools, are creating products and paradigms that companies can't.
SciShow
What's Up With That Russian Vaccine? | SciShow News
You might be wondering what we know about Sputnik V, the world’s first vaccine for widespread use against COVID-19. Well, so is everyone. Many experts are skeptical as to whether the vaccine actually works, because it’s been tested in a...