Teflon objects (orange cylinders) were placed in a waveguide with a rectangular cross-section. Then, an electromagnetic signal (blue wavefront) was injected from the right to extract information about ...

For more than a century, scientists have known that waves can behave in ways that seem to defy common sense, from freak walls of water in the open ocean to ghostly ripples inside atoms. What has ...

Climate change is real, and intense and increasing heat waves are part of that reality. But that’s not the end of the story. Here are five things everyone should know about heat waves — some bad news, ...

The grid-pattern “square waves” that appear in viral social media posts each summer are real — they’re called cross seas, and they’re caused by two wave systems meeting at nearly right angles. The ...

This story is part of Record High, a Grist series examining extreme heat and its impact on how — and where — we live. In late June 2021, a high-pressure atmospheric system settled over Seattle to ...

Waves off the coast of the U.S. could generate 2.64 trillion kilowatt hours of electricity per year — that's about 64% of last year's total utility-scale electricity generation in the U.S. We won't ...