The lymphatic system has no pump — lymph is moved by muscle contractions and breathing.
Fact #9279
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The brain consumes a significant portion of the body's energy.
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The human spine consists of 33 vertebrae.
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In 1953, Watson and Crick described the double-helix structure of DNA.
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The Earth's inner core is solid despite extreme heat.
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The human skeleton renews itself over time.
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A dog’s nose print is unique, similar to a human fingerprint.
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The axolotl can regenerate limbs and even parts of its heart.
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Curiosity can enhance learning and memory retention.
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