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Dr. Mohamed Y. El-Naggar

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Dr. Mohamed Y. El-Naggar

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Dr. Mohamed Y. El-Naggar

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Biophysicist and microbiologist Mohamed El-Naggar—who investigates how microbes exchange energy and electrons with their environments—leads Carnegie Science’s Biosphere Sciences and Engineering division.

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Breaking News
October 16, 2026

Object 26 | Sunspot Drawings

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October 15, 2026

Object 25 | The Plate Vault Door

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September 22, 2026

Guillermo Blanc named Director of Las Campanas Observatory
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