Hardware

Acoustic touch: Vision via sound for the blind

Australian researchers have developed cutting-edge technology known as "acoustic touch" that helps people "see" using sound. The technology has the potential to transform the lives of those who are blind or have low vision.

Security

Do COVID-19 apps protect your privacy?

Mobile apps are helping track the spread of COVID-19 to contain the outbreak, but the apps also raise concerns about personal privacy.

Business

African tech startups cater to continent's needs

African startups, addressing overlooked needs, are putting the spotlight on a burgeoning tech scene, despite challenges like inequality and limited digitalization.

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