US to replace all lead water lines within 10 years

President Joe Biden's administration on Thursday announced it would require the removal of the nation's remaining lead pipes within a decade, preventing an estimated 22 million people from potential exposure to the toxic ...

Light and sound waves reveal negative pressure

Negative pressure is a rare and challenging-to-detect phenomenon in physics. Using liquid-filled optical fibers and sound waves, researchers at the Max Planck Institute for the Science of Light (MPL) in Erlangen have now ...

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