BRUSSELS, March 16 (Reuters) - The European Union will on Wednesday unveil a COVID-19 pass to allow free travel this summer and support the struggling tourism sector despite the bloc's sluggish ...

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 COVID-19 pandemic brought the travel industry to a near standstill, with cruise ships and airlines particularly hard hit. While most restrictions have been lifted, some changes, such as virtual ...