This week, a speedy, yet simple switch, and a video-based AI helps assess heart health.

In this episode:

01:57 Speedy switches

Researchers have developed an ultra-fast electrical switch that they hope can be used in communication and imaging applications. Research Article: Nikoo et al.

08:14 Research Highlights

Using sound to estimate glacial retreat, and building a dodgier drone. Research Highlight: Underwater microphones listen as as glacier retreats; Research article: Falanga et al.

10:32 Algorithmic heart diagnosis

Scientists have developed a new algorithm which calculates the amount of blood pumped by the heart beat by beat. Research Article: Ouyang et al.; News and Views: AI tracks a beating heart’s function over time

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25 March 2020: Ultra-fast electrical switches, and computing heart health

Nature Podcast