Physics: Waves, light and sound in the news · page 2

Energy & Environment

Perovskite-Silicon Solar Cell Hits 30% Efficiency Record

EPFL and CSEM researchers achieve a certified 30.02% efficiency with a perovskite-silicon triple-junction solar cell, beating the previous 27.1% record.

Deep dive: Why Stacking Semiconductors Beats Using One

6 min read

Aerospace, Defence & MarineInnovation

NASA X-59 Quiet Supersonic Jet Completes Second Flight

NASA's X-59 experimental aircraft completed its second test flight on 20 March, advancing the Quesst mission to make supersonic flight over land viable.

Deep dive: The Physics of Sonic Booms and How to Quieten Them

6 min read