Listen to a comparison between former Theranos CEO Elizabeth Holmes' real voice and her fake, deep one.

Limitations in facial and body movements as well as mismatches between audio and lip movements can sometimes help flag a video as a deepfake, but removal of the video component significantly improves AI mimicry.

A cybersecurity company developed a tool that mimics a person's voice with no noticeable delay using only publicly available software, hardware, and voice samples, allowing users to have seemingly authentic conversations while pretending to be someone else.

Journalist Evan Ratliff became the object of his own story: He opted to clone his voice, feed it into an AI chatbot, and have it do the talking. What could seem like a fun experiment ended up revealing just how far the capacity of artificial intelligence can go in imitating our identities. Hear the ins and outs of how Ratliff achieved this in this fun and thought-provoking episode.

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.

Bad actors are not solely using deepfake technology to manipulate images. They can also manipulate audio for political purposes. In this example, eligible voters are asked to skip the 2024 New Hampshire Democratic primary.

Stephen Hawking relied on a voice synthesizer after losing the ability to speak due to complications with ALS. Despite technological advances, he refused to change the "Perfect Paul" voice, making it a cornerstone of his public identity.

Ear, nose, and throat expert David Howard discusses how his research team extracts vocal folds from preserved human tissue, which allows them to model the deceased person's larynx. From there, they can create a synthetic voice based on the organ's geometry.

The HBO show "Silicon Valley" follows the story of an engineer who is trying to get his startup to take off in Silicon Valley. While one tech CEO said the show is like a documentary, many speculate the show is based on real life tech figures like Mark Zuckerberg and Peter Thiel.

Stephen Hawking's trademark voice is called "Perfect Paul," but it mimics Dennis Klatt, an American researcher at MIT who developed the speech synthesis technology. Klatt used his voice during this development, which was immortalized through Hawking.

CEO and Founder Whitney Wolfe Herd said the company is still performing very well. She added that the business makes $1B per year and referred to it as profitable. She went on to say "who knows what people trade stock on?" and that she believes the stock market has written Bumble off as if it were debt

When Wolfe Herd stepped down as CEO in 2024, assuming an executive chair role, she said she was eager to return to her "founder roots" and do more big-picture thinking. However, when her replacement as CEO, the former Slack CEO Lidiane Jones, left the company "for personal reasons," Wolfe Herd once again assumed the CEO role.

The technology can revolutionize education, medicine, and art through actions such as helping a disabled person express themselves. However, fictional audio and video can also jeopardize a person's reputation and life or quickly spread misinformation, even without content being flawless recreations.

This podcast traces Truth's life from slavery in New York to her status as an abolitionist icon—covering her daring escape, legal victories, landmark speeches, and lasting impact on racial equality and women's rights.

It has been more than a decade since 2014, the year Sophia Amoruso published her book "#Girlboss," which became a New York Times bestseller. Since then, Amoruso has more or less journeyed through the seven circles of the corporate underworld, and the "girlboss" has been declared dead. This podcast episode lets listeners hear her thoughts on the legacy of the girlboss phenomenon 10 years after she started it.

Prior to Palantir's public listing in 2020, CEO Alex Karp did not give many interviews. In a rare interview from 2009, Karp discussed the dominance of American technology, his academic background, and the founding idea of Silicon Valley entrepreneurs as key players in aiding the fight against terrorism.

Berkshire Hathaway chairman Warren Buffett is one of the many people who’ve come face-to-face with the downside effects of AI, and in particular, deepfakes. He was recently shown a deepfake of himself in a video, which caused him to worry about how bad actors will take advantage of the technology.

This five-part podcast series, produced by Serial Productions, focuses on the experiences of women undergoing fertility treatments at a Yale clinic where a nurse secretly replaced pain medication with saline solution. This led to women experiencing excruciating pain during procedures, but the clinic downplayed or ignored their complaints.

More than 100 videos, found primarily on Instagram and TikTok in August 2025, promoted products related to beauty, wellness and weight loss. While TikTok removed 94% of content violating its policies on AI-generated content, these deepfakes were watched and shared before removal, undermining public trust in medicine.

Daniel Ha is a venture capitalist who built a suite of AI agents to boost his productivity, both professionally and personally. At his VC firm, a troupe of agents gathers data on startups and analyzes it from competing perspectives to produce a confidence score. When his dad was diagnosed with cancer, Ha used an oncology-trained AI to help him understand the condition.

Palantir cofounder Joe Lonsdale was an editor of the Stanford Review (which Peter Thiel founded), and Thiel became a mentor to Lonsdale. The two discussed shared sentiments about the importance of developing Palantir to maintain a largely American global order, as well as cultural revolutions.

Generative AI now makes it possible to create everything from computer-generated written content to beautiful imagery and hyper-realistic videos in seconds from a user’s simple text prompt. Add to that list: High-quality spoken audio, which the AI software company ElevenLabs specializes in. Its natural-sounding speech synthesis and text-to-speech tech can produce human-like speech that mimics a variety of different tones, styles, and accents.

Through a novel surgical procedure involving electrodes implanted in the brain, along with the help of artificial intelligence, a stroke patient is regaining her ability to speak. This technology converts her thoughts into speech through a digital avatar, allowing her to verbally express herself for the first time in decades.

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.

Investigative journalists have written that social platform X's open, sometimes chaotic workplace stopped when control shifted irreversibly from Jack Dorsey to Elon Musk. They claim the stark contrast in personalities left little protection for existing employees, culture, or users.

After Amanda Riley was diagnosed with cancer, her social media followers rallied to raise funds to ensure their favorite religious influencer could afford one miracle after another. As more than $100,000 of donations poured in, Riley shared glimpses into her health struggles, posting evidence as fake as her diagnosis. Pulling from years of journalistic investigation, this eight-episode podcast series dives into Riley's reality.

The explosion of deepfakes depicting renowned people in both ridiculous and compromising videos has provoked widespread fears they will undermine public trust in authoritative knowledge. However, some scholars argue that real videos will always be distinguishable from deepfakes via the video-sharer's testimony and a broader social context.

It's a relatively common experience to cringe while listening to a recording of your own voice. This Popular Science article offers physiological explanations for the discrepancy between what we hear when we speak versus what others hear. The piece also expands on the psychology behind this discontent, and how our voices influence our self-perception and social interactions.

In this episode of "The Journal," WSJ reporter Shalini Ramachandran investigates claims from current and former employees that the organization behind Davos fostered a toxic workplace, sparked by an anonymous whistleblower letter in 2025 and internal accounts.

The rapid collapse of FTX, one of the world's largest cryptocurrency exchanges, in late 2022 shocked the world. At the center of the fiasco was Sam Bankman-Fried, a 29-year-old wunderkind who had entranced politicians, journalists, financiers, and others with his melding of altruism and digital currency. The sordid details revealed as the empire fell captured public attention—venture into the death spiral with this in-depth podcast from Bloomberg.

While the uptick didn't last, when Bumble announced Founder Wolfe Herd's return in 2025, shares rose in premarket trading and later that day. Investors likely hoped that her strategy could restabilize the business.