Engineering student Yiwei Cheng was 21 when she created her "AI boyfriend" Chad. "AI companions can help people feel less lonely by acting like friends, but they can also make people feel distant and disconnected," Dr Ciriello said. "I didn't believe AI could emulate a romantic partner until I saw its impact on her life," Dr Gao said. "Participants often …
In a rare admission of the weakness of Chinese coronavirus vaccines, the country's top disease control official says their effectiveness is low and the government is considering mixing them to give them a boost. Key points: The Chinese Center for Disease Control says locally developed vaccines "don't have very high protection rates" Brazilian researchers found Sinovac's effectiveness in preventing symptomatic …