SciShow
The Mars Lander Crash: What Went Wrong?
Schiaparelli crashing into Mars wasn't exactly what the Exomars mission scientists were hoping for, but we're still going to get some useful information from the little probe's descent. And scientists have observed two of the brightest...
TED Talks
TED: The ocean's ingenious climate solutions | Susan Ruffo
The ocean is often thought of as a victim of climate change, in need of human protection. But ocean expert Susan Ruffo says that mindset needs to shift. From storing carbon to providing protection to coastal communities, Ruffo highlights...
TED Talks
Jaime Lerner: A song of the city
Jaime Lerner reinvented urban space in his native Curitiba, Brazil. Along the way, he changed the way city planners worldwide see what's possible in the metropolitan landscape.
TED Talks
TED: What Wikipedia teaches us about balancing truth and beliefs | Katherine Maher
Even with public trust at an all-time low, Wikipedia continues to maintain people's confidence. How do they do it? Former CEO of Wikimedia Foundation Katherine Maher delves into the transparent, adaptable and community-building ways the...
TED Talks
TED: The most powerful untapped resource in health care | Edith Elliott and Shahed Alam
Whether we're rushing a child to the emergency room after a fall or making chicken soup for a feverish spouse, love inspires us to act when a family member gets sick. Global health activists Edith Elliott and Shahed Alam believe we can...
SciShow
Get Ready for Orion
On Thursday, December 4th 2014, NASA will conduct the first test flight of its new deep space crew vehicle, going farther than any passenger vehicle has in over 40 years. Get ready to meet Orion!
Crash Course
The Biggest Problems We're Facing Today & The Future of Engineering: Crash Course Engineering #46
In our final episode of Crash Course Engineering we are going to take all the tools and ideas we’ve discussed throughout this series and try to imagine where we’re headed. We’re going to explore some of the biggest problems that today’s...
TED Talks
Lorrie Faith Cranor: What’s wrong with your pa$$w0rd?
Lorrie Faith Cranor studied thousands of real passwords to figure out the surprising, very common mistakes that users -- and secured sites -- make to compromise security. And how, you may ask, did she study thousands of real passwords...
Crash Course
MMORPGs - Crash Course Games
So we ended the last episode with casual gaming and a more connected gaming community, but these connected communities started much before smartphones and Facebook. Today, we're going to talk about MMORPGs - or Massively Multiplayer...
TED Talks
Henry Lin: What we can learn from galaxies far, far away
In a fun, exciting talk, teenager Henry Lin looks at something unexpected in the sky: distant galaxy clusters. By studying the properties of the universe's largest pieces, says the Intel Science Fair award winner, we can learn quite a...
TED Talks
TED: A bold plan to transform access to the US social safety net | Amanda Renteria
Digital public servant Amanda Renteria has seen that the millions of people who rely on government welfare services are often discouraged from seeking them out, frustrated by long lines and unnecessarily complicated processes. At Code...
SciShow
Why Are Some U.S. Cities Declaring Racism a Public Health Crisis?
In addition to being a serious social issue, racism is also a serious challenge to public health. In fact, over the last year and a half, dozens of cities have declared racism a public health crisis - and today, we here at SciShow will...
Crash Course
World War II Civilians and Soldiers: Crash Course European History
Our look at World War II continues with a closer examination of just how the war impacted soldiers in the field, and the people at home. For many of the combatants, the homefront and the warfront were one and the same. The war disrupted...
Crash Course Kids
The Robot Challenge
Robots! They're everywhere. We use them for all kinds of things that we can't, or don't want to do. In this episode of Crash Course Kids, Sabrina shares a problem with us that can probably be solved by building an awesome robot. So let's...
Bozeman Science
Thinking in Stability and Change - Level 2 - Change in Systems
In this video Paul Andersen shows conceptual thinking in a mini-lesson on stability and change. Two examples are included in the video and two additional examples are included in the linked thinking slides. TERMS Change - to become...
TED-Ed
TED-Ed: Does Time Exist? - Andrew Zimmerman Jones
The earliest time measurements were observations of cycles of the natural world, using patterns of changes from day to night and season to season to build calendars. More precise time-keeping eventually came along to put time in more...
Crash Course
Understanding Financial Statements and Accounting: Crash Course Entrepreneurship
Honestly, “spreadsheets” are kind of the vegetables of the business world -- the very idea of them makes some people queasy. But that’s ok! They can be intimidating, but they’re not impossible to understand. Today we’re going to learn to...
TED Talks
TED: Wiring an interactive ocean | John Delaney
Oceanographer John Delaney is leading the team that is building an underwater network of high-def cameras and sensors that will turn our ocean into a global interactive lab -- sparking an explosion of rich data about the world below.
Crash Course
Work, Energy, and Power: Crash Course Physics
When you hear the word, "Work," what is the first thing you think of? Maybe sitting at a desk? Maybe plowing a field? Maybe working out? Work is a word that has a little bit of a different meaning in Physics and today, Shini is going to...
SciShow
How Hackers Hack, and How To Stop Them
Hacking is tough, but stopping hackers can be even tougher.
Bozeman Science
Hydroelectric Power
In this video Paul Andersen explains how energy can be harnessed was water moves through a turbine. Three types of systems are discussed in the video; run-of-the-water, impoundment, and tidal. Several advantages and disadvantages of dams...
TED-Ed
TED-ED: How to understand power - Eric Liu
Every day, we move and operate within systems of power that other people have constructed. But we're often uncomfortable talking about power. Why? Eric Liu describes the six sources of power and explains how understanding them is key to...
PBS
The Physics of Life (ft. It's Okay to be Smart & PBS Eons!)
Our universe is prone to increasing disorder and chaos. So how did it generate the extreme complexity we see in life? Actually, the laws of physics themselves may demand it.