How graphene could change billions of lives

Graphene is a two-dimensional form of carbon one molecule thick that was discovered in 2004. It’s incredibly thin, light and strong and has numerous potential applications. But creating reliable sources of clean water might be one of its most important uses. If superfine graphene mesh filters can be scaled up it could transform billions of lives.

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The new ‘smart’ pill

Many patients forget to take their medicine, but as FT science commentator Anjana Ahuja explains, now there’s a pill that ‘knows’ when it’s been swallowed. It can send a time-stamped signal to the patient, and with consent, their doctor. It could be the next big thing in medicine, but just how secure is the information?

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