The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

The nation's aviation infrastructure is again under scrutiny, following a series of paralyzing communications and radar outages at some of the country's busiest airports. On Sunday, systems at the ...

Ship wakes, the characteristic wave patterns generated by vessels, provide a crucial indicator of maritime activity and hydrodynamic processes. When captured by Synthetic Aperture Radar (SAR), these ...

Ireland’s failure to properly monitor a Russian ship in the Irish Sea is ‘embarrassing’, a defence expert has warned. Senator ...