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 ...

How bacteria recognize viral invasion and activate immune defenses

There's no organism on Earth that lives free of threat—including bacteria. Predatory viruses known as phages are among their most dire foes, infiltrating their cells to replicate and take over. Bacteria have evolved an ...

Alaska judge sides with company on new $7.5 billion oil project

A federal judge upheld the Biden administration's approval of ConocoPhillips' 600-million-barrel Willow oil development in Alaska, a blow to environmentalists who argued it would imperil wildlife and exacerbate climate change.

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