SummaryLooking for a fun way to challenge yourself? These four brain teasers are perfect for testing problem-solving skills while having a blast together. From family logic puzzles to unique riddles, each one will push your mind in new directions.
SummaryOxytocin, the "love hormone," may pause pregnancy by inducing embryonic diapause, delaying implantation when resources are scarce. Research suggests potential implications for human fertility and early miscarriage prevention.
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