Smithsonian Magazine on MSN
Naked Mole-Rats Prefer Low-Oxygen Air That Would Kill Most Mammals, Adding to Their List of Death-Defying Superpowers
These underground rodents are the first mammals found to actively choose air with lower-than-normal oxygen levels. Their ...
Some teen boys are determined to grow more muscular to match their social media idols. Going to the gym and manipulating ...
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