The president may be thirsting for a new four-engine jumbo jet, but many governments and royal families are unloading their fuel-guzzling palaces in the sky.

Without scientist Kseniia Petrova’s expertise, no one can fully unlock the data’s potential, putting crucial advancements in early cancer detection at risk.

WASHINGTON—In a move designed to promote unity and establish efficiency at the federal level, President Donald Trump signed an executive order Friday making the nation’s official language remedial Eng...