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S8 Ep1081: Bob Zimmerman reports research showing weightlessness harms reproduction in mice, suggesting humans will need artificial gravity for long-term missions. On Mars, Curiosity discovered unique polygon ridges, possibly indicating ancient water. Additionally, episode artwork

EPISODE · Jul 2, 2026 · 8 MIN

S8 Ep1081: Bob Zimmerman reports research showing weightlessness harms reproduction in mice, suggesting humans will need artificial gravity for long-term missions. On Mars, Curiosity discovered unique polygon ridges, possibly indicating ancient water. Additionally,

from The John Batchelor Show · host John Batchelor

Bob Zimmerman reports research showing weightlessness harms reproduction in mice, suggesting humans will need artificial gravity for long-term missions. On Mars, Curiosity discovered unique polygon ridges, possibly indicating ancient water. Additionally, New Horizons confirmed the solar wind slows at the solar system's edge. (8)IDAHO

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S8 Ep1081: Bob Zimmerman reports research showing weightlessness harms reproduction in mice, suggesting humans will need artificial gravity for long-term missions. On Mars, Curiosity discovered unique polygon ridges, possibly indicating ancient water. Additionally,

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