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The US Is Storing Migrant Children’s DNA in a Criminal Database

The United States government has collected DNA samples from upwards of 133,000 migrant children and teenagers—including at least one 4-year-old—and uploaded their genetic data into a national criminal database used by local, state, and federal law enforcement, according to documents reviewed by WIRED. The records, quietly released by the US …

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Hummingbirds Are Evolving to Adapt to Life With Humans

Some species of hummingbird are adapting to urban life by undergoing evolutionary changes in their anatomy, influenced by the proliferation of artificial drinking fountains. According to some biologists, this might show that these birds are on their way to becoming commensal with humans—benefiting from living closely alongside them—like pigeons have …

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