Conspiracy theories today are often born from online radicalization

Social media can reinforce echo chambers that amplify pre-existing sentiments

A 2023 Nature study showed that exposure to diverse content left participants with unchanged core beliefs, suggesting social media alone cannot create hateful viewpoints. However, such platforms allow rhetoric to spread widely, potentially exacerbating geopolitical tensions.

True crime fans can derail lives with misguided accusations

In the wake of four stabbing deaths at the University of Idaho in November 2023, online sleuths, without any supporting evidence, were quick to point accusatory fingers at potential perpetrators. Poring over news reports, social media pages, and internet interactions can reveal viable information that can help solve crimes. Such (sometimes monetizable) behavior can also easily give rise to rumors and threats while impeding official investigations.(Some readers may experience a paywall.)

Dystopian narratives have influenced real-life extremists

J.M. Berger, a senior research fellow at Middlebury’s Center on Terrorism, Extremism, and Counterterrorism, traced how terrorist organizations have latched on to dystopian narratives, with some groups even embracing the texts’ lexicons and iconographies.

True crime fans can sometimes disregard the real people and trauma behind cases

True crime content has become a social gathering place. In addition to content generated by creators, consumer-driven true crime spaces have blossomed on social media. In these spaces, consumers track developments and share theories as if criminal cases are sports. Citizen sleuths can sometimes inspire new leads but often add to survivors' suffering and sling speculation that can clog tip lines and hit innocent bystanders.

Facebook launched its 'like' button and Twitter its 'retweet' button in 2009, innovations psychologist Jonathan Haidt argues rewired social media to reward outrage over accuracy.

Social media algorithms are shaping real-life language through memes

The evolution of the internet in the early 2000s supercharged the creation and spread of memetic content. Now, highly tuned algorithms on platforms like TikTok and YouTube influence the language, phrasing, and content of creators, which shapes how we use language in the real world.

Extremist groups have used Facebook to propagate misinformation and recruit members

For years, Facebook has been accused of taking a too-light approach to content moderation. While it's made strides in recent years, problematic content continues to thrive on the company's platforms.

True crime, explained

Tales exploring some of the most grisly and unthinkable crimes have satisfied the public's morbid curiosity for more than a century, and modern podcasting has shot the genre to new heights. Want to learn more about the history of true crime? 1440 has the breakdown here.

YouTube brought endless content—and endless culture wars

How did YouTube grow from a startup in 2005, to a media powerhouse with more than 2.5 billion monthly logged-in users who watch more than 1 billion hours of video every day? That’s what this podcast interview with Bloomberg tech reporter Mark Bergen on NPR’s Fresh Air explores.

Explore a podcast devoted to uncovering different conspiracy theories

Hear stories of controversial events from all around the world and come to your own conclusions about why they happened—and if someone shaped the narrative around them. From art fraud to the death of a Roman emperor, this Spotify podcast covers it all.

Balancing free speech while curbing misinformation has destroyed content moderation

Accusations of censorship and bias have led social media companies like Meta and X to scale back or abandon moderation tools—just as foreign propaganda surges. Researchers say their ability to track manipulation online has become severely limited.

As thousands of lawsuits proceed against social media companies for alleged harm, social psychologist Jonathan Haidt lays out the seven main arguments for holding social media companies legally responsible.

The coronavirus pandemic sparked theories about the dangers of 5G

COVID-19 spreading around the same time as the rollout of 5G sparked conspiracy theories and outrage that the new wireless technology was harming people and the environment. (Some users may experience a paywall.)

Psychology research shows that conspiracy theorists tend to have a desire to be unique

While conspiracy theorists are often understood to have feelings of powerlessness in their lives, research suggests they may also be inclined to set themselves apart from the masses.

Some attorneys are using true crime fans to their advantage

True crime fans are notorious for falling down rabbit holes. Now that passionate interest is being exploited by attorneys marshaling influencers to serve as informal public relations representatives, a trend that's blurring the lines between fan theories and reality.

True crime content can influence the justice system

The 2014 podcast "Serial" inspired national doubt about the outcome and quality of a 1999 Baltimore murder case, resulting in overturned convictions (that were then reinstated). The series "In the Dark," whose second season pored over the murder trials of a Black Mississippi man, revealed crucial testimony was recanted, provided evidence of racial discrimination in jury selection, and was cited in case filings.

Some influencers are facing the dark side of being a public persona

From burnout to stalkers, a content creator’s life can quickly become complicated as their following grows. Women’s Health recently spoke with some creators about what they wish they’d known before they started their careers on social media.

Why do people join cults?

This quick TED video dives into some of the social psychology behind membership in radical cults, including famous ones where members took their own lives.

Explore how free speech and justice coexist and sometimes clash

From the abolition of slavery to South African apartheid, this podcast explores how censorship has historically been used to suppress racial justice movements—and to promote them—and asks whether free speech is a foundation for, or a threat to, equality.

Social psychologist Jonathan Haidt, author of 'The Anxious Generation,' contends that children are losing the ability to pay attention as they spend half their lives perusing social media content designed to hook them.

Aimed at increasing user engagement, social media algorithms will intentionally show content in feeds that is misaligned with users' beliefs because such content is more likely to be commented on.

How TikTok ate the internet

TikTok is now deeply integrated into American culture, thanks to the app’s powerful algorithm and focus on entertainment which have influenced popular trends and social media content consumption in the US. This immersive piece highlights TikTok’s role in helping shape everything from music to fashion and even politics in the US—while its connection to China has also drawn scrutiny and raised national security concerns.

In 13 years, Hitler transformed a fringe sect into Germany’s dominant political force

The BBC Radio 4 podcast Nazis: The Road to Power chronicles Hitler’s meteoric rise—from fewer than 100 followers in 1910s Bavaria to absolute control by 1933—highlighting key conspiracies, political deals, brutal street violence, and forgotten figures that paved the way for Nazi tyranny.

In 2024, deepfake audio of London Mayor Sadiq Khan nearly caused real-world disorder

The audio included incendiary remarks related to the ongoing Palestinian protests and played on the public's preexisting political biases. The technology has since destabilized the concept of truth in elections, where politicians blame the use of real gaffes on AI and deepfakes to spread misinformation.

Ruby Franke is an influencer serving time in jail for child abuse

The story of this parenting influencer is perhaps one of the darkest stories to come out of the creator economy. Ruby Franke previously ran a YouTube channel with millions of followers where she made money by monetizing her controversial parenting advice. Now she’s serving jail time for child abuse.

In this live interview with phone-free childhood advocate Jonathan Haidt, host Ava Smithing—of Gen-Z—presses Haidt on why there isn't more of a research consensus on the mental health implications of social media for children, among other contentious topics.

Social media platforms benefit not just from ensuring they have satisfied users, but also from the personal data they scoop up and can then sell to online advertisers.

Consuming true crime media can increase stress and anxiety and create a false sense of danger.

The first social media platforms date back to the late 1990s, and their algorithms were typically chronological, with entities like MySpace and Facebook feeding users content from the most recent posts to the oldest.

Hear from both sides of the attempt to ban books across the country, which spiked by more than 1,100% between 2020 and 2022

During that period, more than 2,500 titles were challenged across 37 states, with activists targeting books on race, slavery, and gender identity. This CBS report hears from the founders of Moms for Liberty, a teacher removed for giving students access to banned books, and "Maus" cartoonist Art Spiegelman.

Stand-up comedy podcasts have realigned political campaigns

Some of the world’s most popular podcasts, like “The Joe Rogan Experience” and “This Past Weekend w/ Theo Von,” are hosted by stand-up comedians. They also now play a role in American politics, with representatives, senators, and even presidents taking part in their freewheeling conversations

Memes can turn regular people into unwitting celebrities

When Charles Ramsey heard loud banging from his neighbor's house, he peeked outside and saw a woman trying to escape. After helping the abducted woman get free, he gave an interview that became a viral autotuned meme. This podcast explores the unintended consequences of that relationship and its racial overtones.

Conspiracy theories come from distrust in government, media, and institutions

Some believe JFK's assassination was orchestrated by larger networks rather than a lone shooter. Skeptics wondered how one unknown man could kill the most powerful person in America, and believed the CIA, FBI, or Soviet government played a role in the murder.

Searching for a hate crime's unknown victim

In 2004, two federal agents heard a rumor: two white men, one under investigation for an unrelated crime, had gotten away with killing a Black man 15 years earlier as a requirement to join a white supremacist group. One of the men confessed to the crime, though he didn't know who was killed. This series dives into the search for the slain man and the justice he deserved.

Google Search trends reveal truths about society that traditional surveys miss

Studies of human behavior show that survey respondents may lie to present themselves more favorably. By studying anonymous search data, researchers have uncovered hidden racism, mental health struggles, and interest in taboo or stigmatized topics.

The dark web can expose anonymous users to potentially dangerous environments

Browsing the dark web requires onion routing, which prevents visitors from being identified and the locations from which they connect from being traced. This has been useful to activists in environments affected by political oppression or instability. However, those unfamiliar with navigating the space may encounter malware and network attacks from denizen hackers.

Nearly a quarter of the US's 451 top-ranked podcasts belong to the true crime genre

Perhaps, Pew Research Center proposes, this popularity stems from the fame of "Serial," the 2014 hit series about a 1999 murder in Baltimore. Politics and government is the second top genre. Outside typical genre divides lie series such as fictional radio stories and Dungeons & Dragons podcasts, which account for 12% of top-ranked podcasts.

Silicon Valley’s reign over tech, money, and politics

Tesla and X CEO Elon Musk, OpenAI CEO Sam Altman, LinkedIn founder Reid Hoffman, and others are getting into politics. From Musk’s role in President Trump’s second term to Hoffman’s spending on former Vice President Harris’ presidential campaign, more tech CEOs are expanding into politics. This podcast episode by WBUR and American Public Media discusses what the impact could be with so many tech figures engaging in American politics. Listen here.

Viral pop artists create systems of participation, not just music

Musicologist (and Swift expert) Paula Clare Harper weighs in on the factors that make music go viral. Tracks designed for shareability that feed well into content algorithms on streaming platforms are able to grow in popularity, with traditional human gatekeepers sidelined.

X (Twitter) started as a way to share short updates via text

What began as a way to share 140-character updates quickly grew into a vital platform for activism, politics, and pop culture. Hashtags, trending topics, and retweets—now common across the internet—originated on the platform.

Support groups may not be private and can suddenly change focus

Sexual assault survivors that had gathered on a Facebook support group were shocked when administrators suddenly changed the group into one for sharing erotica. Its members were trolled, and ultimately, it was unclear whether its creators had planned for this shocking shift or if the group had been hacked. (Some users may encounter a paywall.)

Why some writers believe there's a new romanticism

Journalist and novelist Ross Barkan argues that a crushing political system and alienating technology have led people to become more interested in the offline, analog world and the beauty of nature and emotion. In this essay, he defines this as "the new romanticism," and predicts it will come to define the culture of the 2020s.

Expert predictions on the metaverse

Experts are split about the likely evolution of a truly immersive metaverse. Many worry current online problems may be magnified if Web3 development is led by those who built today’s dominant web platforms.

The Chain Reaction podcast: The latest in bitcoin and blockchain developments

There are constantly new tokens, DeFi projects, NFT collections, and DAOs being launched, but how can you make sense of everything going on in the crypto space? TechCrunch senior crypto reporter Jacquelyn Melinek explores the impact of crypto on finance, art, web3, and society as a whole. One the best resources to keep up with actual—meaning, beyond the hype—developments in the world of bitcoin and blockchain.

How uploading your consumer genetic testing could lead to a distant relative's arrest

This podcast includes a discussion about how law enforcement can compare DNA samples from a crime scene against voluntarily uploaded DNA on consumer genealogy databases to close cases. Investigators can and have cross-referenced a suspect's crime scene DNA with that of a suspect's relatives who happened to have chosen to upload their genetic information to an open-source genealogy database.

The evolution of X, from startup to Musk-owned giant, reflects rapid tech shifts

Twitter began in 2006 as a side project and grew into a major global platform, widely used for news, activism, and political discourse. Despite mainstream success, it faced ongoing management turmoil, business struggles, and rising concerns over misinformation and user safety.

TikTok CEO Shou Zi Chew on its future

TikTok CEO Shou Zi Chew dives into how the trendsetting video app and cultural phenomenon works, from what distinguishes its algorithm and drives viral videos, to the challenges of content moderation and digital addiction in this wide-ranging conversation with the head of TED, Chris Anderson.

Trudging through the dark web to expose child abuse

A computer expert who created a system to track down sources of revenge porn and an investigative journalist joined forces to investigate digital abuse. Their investigations focused on so-called clear nets, websites that make up the web most users surf. Then, they turned their investigation toward the dark web, where they found a child abuse website with more than 1 million registered users.

Listen to tech company Palantir's CEO Alex Karp discuss the threat of a surveillance state.

TikTok can turn everyday users into stars

TikTok is such a cultural force, it’s now a platform for turning ordinary users into stars. This "Planet Money" podcast episode performs a deep dive into how Tai Verdes went from working a day job and dreaming of becoming a successful musician to using TikTok to gain a following.