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.

Another year, another security breach that could expose all of your information. Installing updates might be a good New Year's resolution.

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...

* 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...

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?

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...

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...

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...

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...

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...

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...

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...

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...

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...

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.

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...

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...

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.

As a democratic revolution led by tech-empowered young people sweeps the Arab world, Wadah Khanfar, the head of Al Jazeera, shares a profoundly optimistic view of what's happening in Egypt, Tunisia, Libya and beyond -- at this powerful...

Who is listening in on your phone calls? On a landline, it could be anyone, says privacy activist Christopher Soghoian, because surveillance backdoors are built into the phone system by default, to allow governments to listen in. But...

In 2013, the world learned that the NSA and its uK equivalent, GCHQ, routinely spied on the German government. Amid the outrage, artists Mathias Jud and Christoph Wachter thought: Well, if they're listening ... let's talk to them. With...

In a quest to make sense of the political environment in the united States in 2017, lawyer and ACLu executive director Anthony D. Romero turned to a surprising place -- a 14th-century fresco by Italian Renaissance master Ambrogio...

Chris Domas is a cybersecurity researcher, operating on what's become a new front of war, "cyber." In this engaging talk, he shows how researchers use pattern recognition and reverse engineering (and pull a few all-nighters) to...

Global problems such as terrorism, inequality and political dysfunction aren't easy to solve, but that doesn't mean we should stop trying. In fact, suggests journalist Jonathan Tepperman, we might even want to think riskier. He traveled...