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Families are increasingly seeking nonmedical exemptions to routine childhood vaccines, making communities more vulnerable to preventable diseases. FatCamera/E+ via Getty Images

Strict school vaccine mandates work, and parents don’t game the system − new research

When states prohibit parents from opting their kids out of vaccines for religious, philosophical or other nonmedical reasons, communities stay better protected against infectious diseases.
Mark Zuckerberg, CEO of Meta, apologizes at a Senate Judiciary Committee hearing about social media safety on Jan. 31, 2024. Tom Williams/CQ-Roll Call, Inc via Getty Images

Investors prefer ‘I’ over ‘we’ when CEOs apologize

New research on 224 corporate apologies suggests investors reward leaders who take personal responsibility – with one key exception.
With a little help, your immune cells can be potent tumor killers. Steve Gschmeissner/Science Photo Library via Getty Images

COVID‑19 mRNA vaccines could unlock the next revolution in cancer treatment – new research

The researchers found that mRNA-based COVID-19 vaccines could potentially help patients whose tumors don’t respond well to traditional immunotherapy.
Teachers are busy − can the efficiency promised by AI make them better teachers? MediaNews Group/Orange County Register via Getty Images

AI‑generated lesson plans fall short on inspiring students and promoting critical thinking

Common chatbots produce generic lesson plans that are unlikely to improve learning, a study finds. It shows how teachers should be critical users – not rapid adopters − of generative AI.
Economists have every incentive to be accurate – but incentives aren’t always enough. DNY59/E+ via Getty Images

Even professional economists can’t escape political bias

Partisan bias doesn’t stop with voters. When Republicans hold the White House, Republican economists consistently overshoot on growth forecasts.
Some portable air cleaners generate chemicals such as ozone, formaldehyde and hydroxyl radicals to kill microbes. ArtistGNDphotography/E+ via Getty Images

Most air cleaning devices have not been tested on people − and little is known about their potential harms, new study finds

Manufacturers often make bold claims about how well these technologies work. Better testing would allow consumers and institutions to pick the most effective ones.
Students have quickly incorporated the likes of ChatGPT into their work, but little research is available on how they’re using generative AI. Photo by Alejandra Villa Loarca/Newsday RM via Getty Images

At one elite college, over 80% of students now use AI – but it’s not all about outsourcing their work

Survey shows students rapidly picked up chatbots, but perhaps surprisingly, they more often used it to augment their learning, rather than hand work off.

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