TED Talks
TED: How Syria's architecture laid the foundation for brutal war | Marwa Al-Sabouni
What caused the war in Syria? Oppression, drought and religious differences all played key roles, but Marwa Al-Sabouni suggests another reason: architecture. Speaking to us over the Internet from Homs, where for the last six years she...
TED Talks
TED: What everyday citizens can do to claim power on the internet | Fadi Chehade and Bryn Freedman
Technology architect Fadi Chehade helped set up the infrastructure that makes the internet work -- essential things like the domain name system and IP address standards. Today he's focused on finding ways for society to benefit from...
TED Talks
TED: The surprising way groups like ISIS stay in power | Benedetta Berti
ISIS, Hezbollah, Hamas. These three very different groups are known for violence — but that’s only a portion of what they do, says policy analyst Benedetta Berti. They also attempt to win over populations with social work: setting up...
TED Talks
TED: How women will lead us to freedom, justice and peace | H.E. Ellen Johnson Sirleaf
I was the first woman president of an African nation, and I do believe more countries ought to try that, says H.E. Ellen Johnson Sirleaf, Nobel laureate and former president of Liberia. Telling the story of how Liberian women helped...
TED Talks
Avi Rubin: All your devices can be hacked
Could someone hack your pacemaker? Avi Rubin shows how hackers are compromising cars, smartphones and medical devices, and warns us about the dangers of an increasingly hack-able world.
TED Talks
TED: We can fight terror without sacrificing our rights | Rebecca MacKinnon
Can we fight terror without destroying democracy? Internet freedom activist Rebecca MacKinnon thinks that we'll lose the battle against extremism and demagoguery if we censor the internet and press. In this critical talk, she calls for a...
SciShow
5 Devastating Security Flaws You've Never Heard Of
Devastating vulnerabilities are hiding in the technology in programs, protocols, and hardware all around us. Most of the time, you can find ways to protect yourself.
SciShow
How Meltdown and Spectre Make Your Computer Vulnerable
Another year, another security breach that could expose all of your information. Installing updates might be a good New Year's resolution.
TED Talks
TED: How tech companies deceive you into giving up your data and privacy | Finn Lutzow-Holm Myrstad
Have you ever actually read the terms and conditions for the apps you use? Finn Lutzow-Holm Myrstad and his team at the Norwegian Consumer Council have, and it took them nearly a day and a half to read the terms of all the apps on an...
TED Talks
TED: Can a divided America heal? | Jonathan Haidt
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. How can the US recover after the negative, partisan presidential election of 2016? Social psychologist Jonathan...
3Blue1Brown
How secure is 256 bit security?
When a piece of cryptography is described as having "256-bit security", what exactly does that mean? Just how big is the number 2^256?
TED Talks
TED: The inside story of the Paris climate agreement | Christiana Figueres
What would you do if your job was to save the planet? When Christiana Figueres was tapped by the uN to lead the Paris climate conference (COP 21) in December 2015, she reacted the way many people would: she thought it would be impossible...
TED Talks
TED: The refugee crisis is a test of our character | David Miliband
Sixty-five million people were displaced from their homes by conflict and disaster in 2016. It's not just a crisis; it's a test of who we are and what we stand for, says David Miliband -- and each of us has a personal responsibility to...
TED Talks
TED: Our refugee system is failing. Here's how we can fix it | Alexander Betts
A million refugees arrived in europe this year, says Alexander Betts, and "our response, frankly, has been pathetic." Betts studies forced migration, the impossible choice for families between the camps, urban poverty and dangerous...
TED Talks
Shyam Sankar: The rise of human-computer cooperation
Brute computing force alone can't solve the world's problems. Data mining innovator Shyam Sankar explains why solving big problems (like catching terrorists or identifying huge hidden trends) is not a question of finding the right...
TED Talks
TED: Did the global response to 9/11 make us safer? | Benedetta Berti
If we want sustainable, long-term security to be the norm in the world, it's time to radically rethink how we can achieve it, says TED Fellow and conflict researcher Benedetta Berti. In an eye-opening talk, Berti explains how building a...
TED Talks
Andy Yen: Think your email's private? Think again
Sending an email message is like sending a postcard, says scientist Andy Yen in this thought-provoking talk: Anyone can read it. Yet encryption, the technology that protects the privacy of email communication, does exist. It's just that...
TED Talks
David Rothkopf: How fear drives American politics
Does it seem like Washington has no new ideas? Instead of looking to build the future, it sometimes feels like the US political establishment happily retreats into fear and willful ignorance. Journalist David Rothkopf lays out a few of...
TED Talks
TED: The secret to effective nonviolent resistance | Jamila Raqib
We're not going to end violence by telling people that it's morally wrong, says Jamila Raqib, executive director of the Albert einstein Institution. Instead, we must find alternative ways to conduct conflict that are equally powerful and...
TED Talks
TED: The real harm of the global arms trade | Samantha Nutt
In some parts of the world, it's easier to get an automatic rifle than a glass of clean drinking water. Is this just the way it is? Samantha Nutt, doctor and founder of the international humanitarian organization War Child, explores the...
SciShow
Harlow's Horrifying Monkey Experiments
Dr. Harry Harlow's rhesus monkey experiments in the 1950s contributed a great deal to psychologists' understanding of attachment theory. Unfortunately, his later experiments also contributed a great deal to the need for ethics regulations.
TED Talks
TED: How police and the public can create safer neighborhoods together | Tracie Keesee
We all want to be safe, and our safety is intertwined, says Tracie Keesee, cofounder of the Center for Policing Equity. Sharing lessons she's learned from 25 years as a police officer, Keesee reflects on the public safety challenges...
TED Talks
Todd Humphreys: How to fool a GPS
Todd Humphreys forecasts the near-future of geolocation when millimeter-accurate GPS "dots" will enable you to find pin-point locations, index-search your physical possessions ... or to track people without their knowledge. And the...
SciShow
How Worried Should You Be About Smart Home Security?
As we hurtle through the development of the digital world, it's important to keep in mind the security implications of the technology we use.