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San-Chiun Shen

Mar 26, 2021 | Obituary

San-Chiun Shen Dr. San-Chiun Shen, a distinguished alumnus of the California Institute of Technology (1996), on the evening of March 26, 2021 (Beijing Time) passed away at the age of 103. Dr. San-Chiun Shen received his doctorate in biochemical genetics from Caltech...

A New Mission

Mar 19, 2021 | 2021 Issue, Enriching

A New Mission NASA/JPL-Caltech On February 18, 2021, NASA’s Perseverance rover landed in Jezero Crater on Mars. The team identified Jezero Crater as an ancient lakebed, illustrated here—as it may have been billions of years ago—filled with water. “The crater is one of...