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Section 702 foreign surveillance law lives on, but privacy fight continues
The E. Barrett Prettyman Federal Courthouse in Washington, D.C., houses the U.S. Foreign Intelligence Surveillance Court.AP Photo/ Evan VucciWhat would you do if you had to vote in Congress on a...
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Brain study identifies a cost of caregiving for new fathers
Dads have stepped up to do more hands-on parenting over the past few decades.Abraham Gonzalez Fernandez/Moment via Getty ImagesParenting makes the heart grow fonder, and the brain grow … smaller?...
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What are roads made of? A pavement materials engineer explains the science...
Pavers push the asphalt down during road construction. Pramote Polyamate/Moment via Getty ImagesWhile on the road, you’re probably thinking more about your destination than the pavement you’re driving...
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Algorithms help people see and correct their biases, study shows
Algorithms could serve as mirrors for you to check your biases.FG Trade/E+ via Getty ImagesAlgorithms are a staple of modern life. People rely on algorithmic recommendations to wade through deep...
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Engineering mini human hearts to study pregnancy complications and birth defects
Organoids can replicate each component of the human heart, from its chambers to its veins.Yonatan R. Lewis-Israeli et al. 2021/Nature Communications, CC BY-SAHow did your heart form? What triggered...
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Why do people hate people?
Biases against certain groups of people can escalate into acts of violence if left unchecked.Paul Taylor/Stone via Getty ImagesCurious Kids is a series for children of all ages. If you have a question...
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‘Dancing’ raisins − a simple kitchen experiment reveals how objects can...
Surface bubble growth can lift objects upward against gravity.Saverio SpagnolieScientific discovery doesn’t always require a high-tech laboratory or a hefty budget. Many people have a first-rate lab...
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Iron fuels immune cells – and it could make asthma worse
Iron carries oxygen throughout the body, but ironically, it can also make it harder to breathe for people with asthma.Hiroshi Watanabe/Stone via Getty ImagesYou’ve likely heard that you can get iron...
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‘Noise’ in the machine: Human differences in judgment lead to problems for AI
Bias isn't the only human imperfection turning up in AI.Emrah Turudu/Photodisc via Getty ImagesMany people understand the concept of bias at some intuitive level. In society, and in artificial...
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Black holes are mysterious, yet also deceptively simple − a new space mission...
An illustration of a supermassive black hole. NASA/JPLPhysicists consider black holes one of the most mysterious objects that exist. Ironically, they’re also considered one of the simplest. For years,...
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Viruses are doing mysterious things everywhere – AI can help researchers...
Many viral genetic sequences code for proteins that researchers haven't seen before.KTSDesign/Science Photo Library via Getty ImagesViruses are a mysterious and poorly understood force in microbial...
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Is hard water bad for you? 2 water quality engineers explain the potential...
Do you know how hard your water is?Tatiana Maksimova/Moment via Getty ImagesWhen you turn on your faucet to get a glass of water or wash your face, you’re probably not thinking about what’s in your...
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AI chatbots are intruding into online communities where people are trying to...
AI chatbots are butting into human spaces.gmast3r/iStock via Getty ImagesA parent asked a question in a private Facebook group in April 2024: Does anyone with a child who is both gifted and disabled...
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TikTok law threatening a ban if the app isn’t sold raises First Amendment...
TikTok users worry about losing their social media platform, but First Amendment rights are on the line, too.AP Photo/Ted ShaffreyTikTok, the short-video company with Chinese roots, did the most...
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US participation in space has benefits at home and abroad − reaping them all...
"Cosmic cliffs” in the Carina nebula, captured by the James Webb Space Telescope.NASA, ESA, CSA, STScIWhen people think about what we get from the U.S. space program, it may be along the lines of NASA...
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Here’s how machine learning can violate your privacy
If your data was used to train an AI, it might – or might not – be safe from prying eyes.ValeryBrozhinsky/iStock via Getty ImagesMachine learning has pushed the boundaries in several fields, including...
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Phone cameras can take in more light than the human eye − that’s why...
A May 2024 solar storm made the northern lights visible across parts of the northern U.S.AP Photo/Lindsey WassonSmartphone cameras have significantly improved in recent years. Computational photography...
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What Philadelphians need to know about the city’s 7,000-camera surveillance...
Surveillance cameras are getting cheaper, more powerful and more ubiquitous.Denniro/iStock via Getty Images PlusThe Philadelphia Inquirer recently investigated Philadelphia’s use of what it described...
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Animals self-medicate with plants − behavior people have observed and...
A goat with an arrow wound nibbles the medicinal herb dittany.O. Dapper, CC BYWhen a wild orangutan in Sumatra recently suffered a facial wound, apparently after fighting with another male, he did...
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Understanding how ions flow in and out of the tiniest pores promises better...
The physics of how ions flow in supercapacitors required an update.Weiquan Lin/Moment via Getty ImagesModern life relies on electricity and electrical devices, from cars and buses to phones and...
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