Passive radiative cooling uses the entire universe as a place to dump heat.
Adventures abound this week's gallery. Take a walk (or ride) on the wild side.
The Micropia museum in Amsterdam shines new light on the tiny creatures that make up two-thirds of all living matter.
Researchers have created a biofuel cell made from carbon nanotubes that generate energy from blood glucose.
Scientists have wound carbon nanotube composite yarns around lithium-ion battery fibers and woven them into cotton fiber to create a battery.
Solar Impulse 2 carried out a flight lasting two hours and 15 minutes.
The fastest nano-sized motor and the fastest electric motorcycle round out this week's technology.
A low-tech solution has been found to make industrial-scale graphene.
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