Emily Vaughn
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The remnants of ruminant milk were found in tiny vessels buried with infants thousands of years ago. Scientists say the ancient baby bottles were sometimes shaped like "mythical animals."
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In developing countries, public toilets may be in short supply. And even when they are available, women and girls might not feel comfortable using them.
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More than 800 people have been hospitalized with severe lung disease linked to vaping. Public health agencies are investigating what's behind the alarming symptoms.