Science + Tech – Articles, Analysis, Opinion

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AI can detect financial fraud more efficiently than previous technology did, but it also flags legitimate transactions that it shouldn’t. CardMapr.nl on Unsplash

Your bank’s AI just blocked your payment – what can you do?

AI is now the machine deciding whether your payment goes through. And when it makes a mistake, the system isn’t designed to tell you why.
AI models can pose questions and follow up on them, but the answers they solicit may be limited in scope and depth. Andriy Onufriyenko/Moment via Getty Images

AI interviewers can’t connect with people the way human researchers can – they can produce only data, not meaning

Anthropic developed an AI interviewer it claims can help social scientists conduct research at scale. But AI models lack the human qualities that make qualitative research unique.
93% of surveyed researchers have negative opinions of federal science policies since January 2025. Cavan Images via Getty Images

Self‑censorship, more stress, tougher recruiting – we asked US researchers how the Trump administration’s science policies have affected them

What do US researchers make of all the Trump administration science-related policy changes? A survey of 280 academic scientists asked them.
Watch out! There are high-voltage wires here! Igor Zubkov/iStock via Getty Images Plus

What are those orange balls on some power lines?

Aviation marker balls don’t help with electricity flow or improve the efficiency of the power lines. But they do have a very important job.
The ability to say ‘I know that I know nothing’ could be considered a sign of wisdom. Nicolas-André Monsiau/Pushkin Museum of Fine Arts via Wikimedia Commons

Most people don’t know what they don’t know, but think they do – correcting your metaknowledge can make you a better teacher and learner

Do you actually know how a bicycle or a zipper work, or what a penny or a common brand logo look like? Intellectual humility can help reduce overconfidence in what you don’t understand.
Not all space debris burns up in the atmosphere before it makes it back to Earth. PaulFleet/iStock via Getty Images

Falling space debris poses an escalating risk as spacecraft get stronger and more heat resistant

Some engineers are prioritizing ‘design for demise’ and planning satellites that are more likely to completely burn up in Earth’s atmosphere at the end of their lifespan.
The simple process of taking an action, assessing what happens and adjusting can lead to smart-seeming behavior. Westend61 via Getty Images

Button‑pushing explorers: How to grasp that AI agents can do amazing things while knowing nothing

Today’s AI systems are powerful, and it’s natural to see them as having humanlike intelligence. Shaking that illusion is important – and difficult to do.