Tuesday, June 9, 2026

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Data poisoning can make an AI system dangerous to use, potentially posing threats such as chemically poisoning a food or water supply. ArtemisDiana/iStock via Getty Images

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How poisoned data can trick AI − and how to stop it

Staff Writer - August 13, 2025

Most older adults who use AI use smart speaker assistants. Six_Characters/E+ via Getty Images

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Older Americans are using AI − study shows how and what they think of it

Keith Krach with his hands up at the Perdue Commencement

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Krach Delivers Powerful Purdue Commencement Address with Proof of Equation: Transformation to the Power of Trust

TikTok appears to be changing hands, but what that means for users is up in the air. Stefani Reynolds/AFP via Getty Images

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TikTok sale puts app’s algorithm in the spotlight – a social media expert explains how the For You Page works and what changes are...

President Donald Trump displays his executive order countering state laws regulating AI. Alex Wong/Getty Images

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What’s at stake in Trump’s executive order aiming to curb state-level AI regulation

Amazon’s AI shopping assistant, Rufus, on a computer monitor on Dec. 1, 2024, in New York. Company apps, including Rufus, may make it easier to shop, but consumers might balk at giving up too much of the shopping experience. AP Photo/Peter Morgan

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What we lose when artificial intelligence does our shopping

Staff Writer - April 23, 2026

You can make AI chatbots spout information that’s not true. Nicoletaionescu/iStock via Getty Images

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You can persuade AI models to accept falsehoods as truth, study shows

Staff Writer - May 16, 2026

It’s all too easy – by design – to agree to a privacy policy without checking the voluminous fine print to find out what you’re giving away. Sean Gladwell/Moment via Getty Images

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Privacy isn’t dead – it’s just that tech companies have made...

Staff Writer - May 27, 2026

An Amazon data center sits next to a neighborhood in northern Virginia. Nathan Howard/Getty Images

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5 ways data centers endanger their local communities and the country...

Staff Writer - June 8, 2026

Pennsylvania Gov. Josh Shapiro is suing Character.AI to stop its chatbot from posing as doctors. Gilbert Carrasquillo/GC Images via Getty Images

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What Pennsylvania’s AI chatbot lawsuit teaches us about the psychology behind...

Staff Writer - June 7, 2026

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EXPLORING NATURE

The Democratic Republic of Congo is scaling up health operations to contain the Ebola epidemic. Michel Lunanga/Getty Images

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What’s wrong with how US and Uganda plan to stop Ebola spreading

Staff Writer - May 30, 2026

Katrine L. Wallace, University of Illinois Chicago As public health workers in the Democratic Republic of Congo work to...

When you experience something that can’t easily be explained, do you think of the supernatural? Zeferli/iStock via Getty Images Plus

Is my brain wired to never see a ghost? A psychologist...

May 28, 2026

But women continue to die from causes related to pregnancy and childbirth until one year after birth. Goodboy Picture Company/E+ Collection via Getty Images

Nearly half of maternal deaths in Pennsylvania occur more than 6...

May 27, 2026

Across the U.S., people are calling for companies to pay for the damage they have done to the environment. Alex Kent/AFP via Getty Images

The US Constitution and laws do not protect oil companies from...

May 24, 2026

This device measures acceleration and rotation by shining lasers into small clouds of rubidium atoms. Sandia National Laboratories

Quantum sensors use atoms, electrons and light as ultra‑steady rulers –...

May 20, 2026