AAAS: Science Magazine (Vol 367, No. 6484, 20 March 2020)

Cover. Science Magazine (Vol 367, No. 6484, 20 March 2020)AAAS Science Magazine (Vol 367, No. 6484, 20 March 2020). American Association for the Advancement of Science (AAAS), 2020. Unmarked text. Edge wear. Acceptable. Paperback. (#30855) $12.00

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Special issue on Antarctica. Also, COVID-19 and seasonal change, Toad hybridization increases fitness, sustainable chemicals from a wood biorefinery, and more. pp1277-1400.

AAAS: Science Magazine (Vol 367, No. 6483, 13 March 2020)

COVER. Science Magazine (Vol 367, No. 6483, 13 March 2020)AAAS Science Magazine (Vol 367, No. 6483, 13 March 2020). American Association for the Advancement of Science (AAAS), 2020. Unmarked text. Edge wear. Acceptable. Paperback. (#30854) $12.00

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Features science guidelines for rebuilding at Notre Dame. Also imaging the future at the Sundance Film Festival, shrinking Colorado River flow, structure of a key SARS-COV-2 protein, and more. pp1165-1276.