Environment
Nanotube-coated spider silk can sense your heartbeat
The tough yet flexible material is electrically conductive and can be made in a few simple steps – it might find uses in a range of bendy medical sensors
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Health
Butterfly-wing electronics converts light to heat
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Technology
Any cellphone can be traced by its digital fingerprint
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Health
Feather-light sensors are as comfy as a second skin
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Technology
Rice-husks could make much longer-lasting batteries
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Life
Slime mould could make memristors for biocomputers
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Technology
First glimpse of a single molecule dumping heat
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Health
E-tattoo monitors brainwaves and baby bump
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Life
DNA transistors pave way for living computers
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Technology
Electronic violin turns laser signals into music
The O-Bow captures the grace of a traditional bowed instrument but digital processing makes it far easier to play
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Technology
Making your own phone is easier than you might think
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Health
E-cigarettes may soon be sold as life-saving medicine
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Humans
Human brain model and graphene win science’s X Factor
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Physics
Giving graphene the bends makes it transistor-ready
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