B1 English News | Can This Vaccine Stop Deadly Diarrhea?

Learn English through today’s real news. Natural-pace English at B1, with a full transcript.
In this episode: Researchers test a new vaccine that could help prevent deadly diarrheal disease, and early results show it was 89% effective in a small adult trial. Also: Pakistan, Saudi Arabia, and Turkiye sign a mutual defence pact, but analysts say the real meaning and limits of the deal are still unclear.
Today’s English focus: was 89% effective - worked at a rate of 89% in the past = worked at a rate of 89% in the past. Vocabulary: vaccine (medicine that helps protect you from a disease), trial (careful test of a new medicine or treatment), placebo (something that looks like medicine but has no active drug).
Learn more from today’s episode with the full podcast transcript, vocabulary explanations, and extra learning materials: linguawire.com/episodes/english-b1-2026-08-08
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