Today’s Solutions: April 22, 2026

As it turns out, the feature of Zika virus that can cause devastating brain damage in babies may also serve a very useful purpose—fighting brain cancer. In a new study, researchers found that the virus is able to kill cancerous stem cells and cause tumors to shrink. And because Zika isn’t a major risk to adults, these findings show that it could be a promising brain cancer treatment in the future.

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