Science - USA (2021-12-24)

Fighting SARS-CoV-

by targeting its

main protease p. 1586

PROMISE

IN A PILL

$

24 DECEMBER 2021

science.org

Tilt-stabilized hybrid

perovskites p. 1598

Giant ichthyosaur from

the Trias sic pp. 1554 & 1578

What to watch for in science

during 2022 p. 1540