Watch a cybersecurity expert answers questions about hacking

Watch an ethical hacker provide a tour of the dark web

Cybersecurity researcher John Hammond explores the effectiveness of a dark web search engine, leaks from ransomware group data breaches, and a categorized index of dark web links, including some that are alleged to host malware. Many dark web sites are no longer active or host scams to fool unsuspecting visitors.

How to prepare for cyberattacks

An easy-to-digest checklist on the many ways you want protect yourself from a cyberattack before it happens, if it happens, and after it happens.

The worst cyberattacks of the last 10 years

It’s been a rough 10 years in cybersecurity—and it’s only getting worse. From the Stuxnet to the Sony Hack, learn about the worst cyberattacks over the last decade.

Security technician hacks a voting machine to reveal its vulnerabilities

A technician bought an old, likely-decommissioned voting machine from 2013 and took it apart to see how a would-be hacker might be able to exploit its vulnerabilities. Get a sense of the needs for secure, up-to-date voting machines with this...

Explore demonstrations of hundreds of viruses and other malware in action

On their YouTube channel, Malware historian Daniel White has documented what happens when various types of malware—mostly from the 1980s and 90s—run on a computer or Nokia cell phone. The demonstrations were safely conducted within virtual machines—older operating systems run within contained windows of modern software, resembling a picture-in-picture setup.

Watch a pyrotechnician answer questions about fireworks

Professional pyrotechnician Patrick Cyrana answers the internet’s most curious questions about fireworks, from designing ghost effects and exploring how electronic firing systems work to explaining what it takes to create displays in the rain.

Listen to a podcast episode that goes inside the 2017 Equifax credit bureau hack

This podcast episode details a 2017 credit bureau hack in which Equifax data about millions of Americans was compromised. It dives into the history of credit bureaus, specifically how they became legally allowed to access Americans' financial information without Americans actually volunteering it themselves.

Crunching the numbers on the cost of ransomware

This blog is a preview of the 2022 Crypto Crime Report, offering a summary of ransomware activity in 2021, the most active strains of ransomware, and more (w/ data, charts, and illustrations).

Explaining how open source systems like Linux can be secure, despite their public source code

While no computer system is immune to all cyberattacks and malware, the transparency of open-source technology means many thousands of developers can review and oversee the underlying code powering the software on an ongoing basis. This increases the likelihood of catching and patching vulnerabilities more quickly than smaller groups of cybercriminals looking to exploit them.

Why cryptocurrency matters from Andreesen Horowitz general partner

In this hourlong video, Andreessen Horowitz (a16z) General Partner Chris Dixon discusses “Crypto Networks and Why They Matter,” giving an overview of the cryptocurrency space, the transformative implications of its technology, and the potential for cryptocurrency networks to lead a new wave of innovation.

A timeline of how Claude Code was used to execute cyberespionage

In September 2025, a Chinese state-sponsored group targeted 30 large tech companies, financial institutions, chemical manufacturing companies, and government agencies by manipulating Claude Code, having succeeded in infiltrating a small subset. The cyberattack is believed to have been the first of its scale carried out without major human intervention.

Peter Norton, for whom Norton Antivirus is named, questioned the threat of viruses

The software author was among several computer experts in 1988 who suggested that reports on the threat of computer viruses were exaggerated, referring to testimonials of infections and their spread as "urban legends."

Hear a finance professor answer questions about investing

From stocks and index funds to gold, a business professor at Duke University answers questions from the internet about investing.

Conspiracy theories today are often born from online radicalization

New York Times tech columnist Kevin Roose examines how individuals become radicalized while using platforms like YouTube. Hate crimes that took place before the COVID-19 pandemic inspired the podcast, which looks at online commentators, algorithms, and isolation, and possible explanations for how increased online activity can sometimes lead to violent crime.

My experience with biohacking

A general approach that employs technology to enhance the functioning of the human body, biohacking enthusiasts are continuously seeking new ways to optimize their performance. Martin Kremmer, an entrepreneur who became interested in the topic after experiencing burnout, explores his own experiences in biohacking his own diet and lifestyle in pursuit of a longer, healthier life.

See how computer memory really works—from binary bits to modern RAM

The video explains how computers store information as 1s and 0s, how RAM functions as fast working memory, and why systems utilize different types of storage. The video demonstrates how this process enables computers to operate.

Watch a video about how cellphones conquered the world

A fight with a telecom giant. A stunt call on a New York sidewalk. A forgotten memo that rewired the world. Host Sony Kassam sits down with Marty Cooper, the father of the cellphone, and Arlene Harris, the first lady of wireless, to explore the innovation, politics, and high-stakes battles that pried connectivity out of corporate control, unlocked the airwaves, and built the always-on world we live in today, for better or for worse.

Watch a former CIA deputy director rate spy gadgets from movies and television

Dawn Meyerriecks, former CIA deputy director of science and technology, examines the realism of gadgets, including James Bond's weaponized Aston Martin, climbing gloves from the Mission: Impossible franchise, and the briefcase and listening device from "The Americans."

Explore (digitally) the Computer History Museum

When IBM’s Deep Blue supercomputer won its famous chess rematch with then world champion Garry Kasparov in May 1997, the victory was hailed far and wide as a triumph of artificial intelligence. But John McCarthy—the man who coined the term and pioneered the field of AI research—didn’t see it that way. An obituary about McCarthy—who passed in 2001—and his ideas.

Watch Bill Gates trigger the Blue Screen of Death during a Windows 98 demo

During a live Windows 98 demo at a computer trade show, Bill Gates watched as the system crashed with the infamous “Blue Screen of Death”—a critical Windows error screen signaling a system failure—midway through the presentation.

Read about former FBI Director James Comey's time at Bridgewater Associates

Comey worked at Bridgewater Associates for three years before becoming the director of the FBI in 2013. Comey has said the company's tradition of "probing," or intense questioning, can be more intense than government hearings. During his time at Bridgewater, Comey led multiple investigations into employee conduct—particularly that of former executive Eileen Murray. (Some readers may experience a paywall.)

In 2019, a laptop loaded with six of the worst malware in history and described as 'an exhibit of historical weaponry' sold for $1.3M.

Understanding the Diffie-Hellman key exchange, an example of public key cryptography

Published in 1976 by Whitfield Diffie and Martin Hellman, the system involves two parties combining each of their unique private keys with a public key using a mathematical function. The combinations are exchanged and mixed to establish a common key that no third party can determine. The Diffie-Hellman system underlies many encryption protocols for internet traffic.

When he first enrolled at Princeton University, Jeff Bezos wanted to study physics

He later changed his major to electrical engineering and computer science. He graduated Summa Cum Laude and received job offers at Intel, Nokia, and Accenture, but he declined those offers in favor of a job at a fintech startup.

Apple CEO Tim Cook on what it takes to run the world's largest company

Apple CEO Tim Cook is a tough interview subject. He doesn't give many of them, and when he does it's often difficult to move him off of his talking points. In this interview for Dua Lipa's podcast, however, he opens up for a wide-ranging discussion about everything from artificial intelligence to the impact of technology on climate change—in addition to his own personal journey and his philanthropic endeavors.

How to resolve conflict with words, from speaking coach Jefferson Fisher

Fisher claims arguments shouldn't be won but rather unraveled. He gives numerous tips on how to approach arguments like a tested lawyer. In this "Diary of a CEO" podcast episode, host Steven Bartlett gleans incredible insights on how to spot a liar, how to resolve arguments, and more.

Elk Cloner, the first computer virus to spread in public, was written as a practical joke by Richard Skrenta, a Pittsburgh high school student.

Search a massive database of over 4 decades of clues from the TV quiz show 'Jeopardy!'

Visualize how CRISPR-Cas9—a type of immune system used by single-celled organisms to attack invasive viruses—targets and makes precise changes to a gene's DNA.

Watch the cumbersome, but necessary, precautions healthcare workers must take to care for and protect themselves while caring for Ebola patients.

Watch how algorithms can be designed to train themselves and self-improve without human input, to the point where the optimized code is too complex for programmers to understand.

Radioactive elements can introduce software errors because the ionizing radiation they produce can detach electrons from atoms, and computer code relies on the distribution of electrons.

Discover the catastrophic consequences of a failure of the US electrical grid—something that is more likely than many Americans think.

See how fireworks are made and learn how metals like magnesium and copper are responsible for different colors.

Watch this video that uses Lego bricks to explain how venture capital works.

This site reaches millions of visitors who are tired of AI chatbots and seeking human connection. Pretend to be an AI chatbot and ask questions, provide answers, and draw for people in real time.

The name 'Silicon Valley' arose from the founding of Shockley Semiconductor Laboratory in Fairchild Semiconductor in 1956-57, founded near Stanford University in Palo Alto

Listen to an in-depth conversation on the links between Parkinson's disease and herbicide exposure and the challenging pace of scientific investigation.

Hear 50 years of iconic hip-hop samples, the genre's foundational looped tracks

This poison ivy knowledge quiz—accompanied by photos of the plant's varied forms—may help you identify this common rash-inducing growth.

Gerrymandering works through two techniques: cracking opposing voters across districts to dilute their power, and packing them into a few to waste their votes in lopsided majorities.

Hedge funds, the private investment firms that trade a wide swath of financial assets, make money by imposing steep fees on investors and from the fund's investment performance.

Clever Hans was a 1900s horse that was believed to be able to solve math equations, tell time, and read and comprehend German, until a psychology student discovered how he got his answers.

Memecoins are a type of cryptocurrency—a form of digital currency with a wide variety of uses—created around popular 'memes,' or viral internet jokes.

In recent years a child anxiety expert has created and tested a novel phobia and anxiety treatment approach for children, focused on changing how parents respond to the fears.

Exploring the Larry Bird punch that almost changed March Madness

Legendary architect Frank Lloyd Wright designed the SC Johnson headquarters in Wisconsin, aiming to make a cathedral-like workplace

The first steps to rebuilding your credit score include getting to know exactly what's on your credit report and figuring out how far you are from the '700 club,' or 'good score' range.

According to the physics of black holes, our 4D reality may be a hologram—a projection of information coded on a 2D surface on the edge of the universe.