She grew up unvaccinated. Now she’s a leading voice for science — and empathy. - The Boston Globe

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Published: October 15, 2026 at 3:32p.m. EDTAfter an international health agency warned of the very high risk of measles spreading, Canadian experts say those who are not vaccinated are most vulnerable to catching the highly contagious disease. The risk of measles spreading “remains very high” due to the expectation that more people will be travelling both domestically and internationally in coming months for religious events, according to the Pan American Health Organization (PAHO), a World Health Organization (WHO) body for the Americas, in a press release on Oct. 9. “Measles cases have also risen globally in 2026, increasing the likelihood of imported cases through international travel and onward transmission in communities with low immunity,” according to the news release. How to set CTV News as your preferred source on GoogleDr.

Lawrence Livermore National Laboratory researcher Isaiah Santistevan led the development of three-dimensional simulations exploring how a nuclear device could deflect or disrupt an asteroid threatening Earth. Credit: Blaise Douros/LLNL Lawrence Livermore National Laboratory (LLNL) researchers are developing three-dimensional simulations to examine how a nuclear device could be used to deflect or potentially disrupt an asteroid threatening Earth.