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AI‑designed viruses are a test of whether biosecurity can keep pace
From AI models to synthetic DNA screening and outbreak surveillance, there are several points where emerging biological risks could be reduced.
How Aka hunters and Fulani chiefs helped health workers locate CAR’s missed-out children
In the southeast of the Central African Republic, a special cadre of experts filled in the blanks on the healthcare map.
Could COVID-19 reawaken viruses hidden in the body?
A large study has linked the reactivation of common viruses to worse COVID-19 outcomes and may offer new clues to long COVID.
Why tropical cities are often hotter if they're poorer
In tropical cities, urban heat islands (UHIs) exacerbate an already challenging hot-humid heat burden for residents. UHIs are formed by urban artificial surfaces like concrete and asphalt that retain heat by day and slowly release it at night,…
For Delhi’s outdoor workers, every heatwave has a price
On the frontlines of the climate crisis, street vendors and other outdoor workers in the Indian capital find both their health and their livelihoods at risk
Antibiotic resistance is spreading through South Africa’s water systems: study explains how
After harmful bacteria are removed by water treatment, the genetic information that enables antimicrobial resistance can persist.
Why bad health information can seem so convincing – and five ways to resist it
Health misinformation can have serious consequences. Here is why we may fall for it, and how we can guard against it.
Separating vaccine fact from fiction in rural Madagascar
A worried young mother gets the information and the confidence she needs to make a life-changing decision.
Fridge-free vaccine passes first human trial, raising hopes for the hardest-to-reach
Unreliable electricity makes it hard to keep vaccines at the right temperature – this development could change that.