In these difficult times, we’ve made a number of our coronavirus articles free for all readers. To get all of HBR’s content delivered to your inbox, sign up for the Daily Alert newsletter.

There’s nothing like a crisis to ignite innovation. American soldiers in World War II created homemade patches for planes and Jeeps when standard replacement parts couldn’t be found. Following the explosion on Apollo 13, NASA engineers devised ingenious solutions to bring the astronauts safely back to Earth. The current pandemic has already led to countless innovations. Dyson designed a new ventilator in 10 days. Alibaba and retailer Zhongbai teamed up to build an unmanned store for essential items and disinfectant supplies. Chick-fil-A developed more than a dozen changes to its drive-through process to maximize both safety and efficiency in the face of skyrocketing demand for take-out food.