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Federal Reserve Chair Kevin Warsh is pushing for a rethink on how inflation is measured to offer more clarity on the Fed’s policy. AP Photo/Mark Schiefelbein

Americans feel the sting of high prices every day, so why does the Fed need so many ways to measure inflation?

Fresh off a divided Fed vote to hold rates, policymakers confront a deeper question: Which of conflicting inflation gauges should guide them?
Preeclampsia rates vary dramatically across the world, as well as in the United States. Svitlana Hulko/iStock via Getty Images Plus

Preeclampsia rates in minority communities shed light on the social roots of maternal health disparities

Disproportionate rates of preeclampsia – a potentially dangerous pregnancy complication – in immigrant populations reflect the physical toll of social and economic insecurities.
Philadelphia’s tap water meets federal standards, but some residents may be concerned about elevated levels of PFAS, lead and sodium. Kemal Yildirim/E+ Collection via Getty Images

Should you drink Philly’s tap water?

Philadelphia’s tap water meets federal drinking water standards but falls far short of public health goals when it comes to cancer-causing chemicals.
Simply reducing students’ screen time at school will not prepare them for a world increasingly shaped by data and AI. Klaus Vedfelt/Digital Vision via Getty Images

Schools are rethinking whether every student needs a laptop

Rather than considering how much time students spend on screens, the more useful question is whether they are asking questions and solving problems with the help of technology.
Egypt head coach Hossam Hassan argues with referee François Letexier during the Argentina-Egypt World Cup match on July 7, 2026. AP Photo/Erik S. Lesser

What video review controversies in sports reveal about AI and human decision‑making

The World Cup’s VAR controversies reveal a broader challenge for AI-assisted decision-making: deciding what AI should handle, what it should support and what should be left to human judgment.
Women under 50 may experience early-onset menopause as a result of cancer treatment. Kathrin Ziegler/DigitalVision via Getty Images

Flawed studies linking hormone therapy to breast cancer made doctors reluctant to prescribe it for menopause relief – especially for breast cancer survivors

Menopausal hormone therapy no longer has the highest-level warning label about the risk of breast cancer, opening a gray area on who would benefit most from treatment.
The BBC has taken a cautious approach to AI, using the technology for specific, low-risk tasks. Lucy North/PA Images via Getty Images

As AI reshapes newsrooms, leading media outlets are charting different paths for its use

From the BBC’s implementation of AI guardrails to Reuters’ embrace of AI tools to disseminate breaking financial news, newsrooms’ missions and values are shaping their technological futures.
Cholera is common in parts of the world where clean water sources are unreliable. Sudan has suffered multiple outbreaks since the onset of a civil war in 2023. AFP via Getty Images

Cholera still kills thousands each year – in places without clean water, it’s far from history

While cholera launched modern epidemiology and has nearly disappeared in many countries, the disease never went away. It has instead retreated to the places least equipped to fight it.