Single-phase power factor correction (PFC) circuits—a kind of front-end AC/DC converters—are ubiquitous in a variety of consumer electronic devices, including laptop adapters, LED driver power supplies, and portable chargers. They enhance the…
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Simplified power factor correction: Sensorless control could enable smaller, more reliable electronic adapters
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Hydrogen Isn't as Climate-Friendly as We Thought, Concerning Study Finds
It could be part of the problem.
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Alaska’s Arctic Is Burning Like Never Before in 3,000 Years
A new study reveals that wildfires on Alaska’s North Slope have reached levels unseen in the past 3,000 years. Wildfires across Alaska’s North Slope have been more frequent over the last century than at any point in the previous 3,000 years,…
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Understanding climate change in America: Skepticism, dogmatism and personal experience
Scientists are trained to be professional skeptics: to always judge the validity of a claim or finding on the basis of objective, empirical evidence. They are not cynics; they just ask themselves and each other a lot of questions.
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Call your pop-pop: Unlocking conversations between generations
Researchers at Washington University in St. Louis are investigating the conversations that happen between grandparents and grandchildren in the St. Louis area.
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Webb uncovers Milky Way's turbulent youth through galactic twins
How galaxies assemble their stars and grow over billions of years remains one of the central questions in astronomy. Recent results from the James Webb Space Telescope (JWST), including reports of surprisingly massive and evolved galaxies in the…
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How misreading Google Trends is fueling Bondi attack conspiracy theories
In the wake of Sunday’s tragic Bondi shooting, conspiracy theories and deliberate misinformation have spread on social media.
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What are gas stove manufacturers trying to hide? Warning labels
Colorado passed first-in-the-nation legislation requiring warning labels on gas stoves in June 2025. These warnings are similar to what is required by cigarette labeling laws.
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Parachute Science Continues to Prevail in Global South Biodiversity Studies
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More than a million species have been described by science, yet experts predict…
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Flat Fermi surface in altermagnets enables quantum limit spin currents
The key feature of spintronic devices is their ability to use spin currents to transfer momentum, enabling low-energy, high-speed storage and logical signal control. These devices are usually manipulated by electric currents and fields. The…
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