Nanotech

Helpful microbes inhale CO2 through a porous cylindrical electrode and exude useful chemicals.

An inexpensive hydrogel-based material efficiently captures moisture even from low-humidity air and then releases it on demand.

A novel semiconductor nanofibre with superb charge conductivity has potential to greatly increase the effectiveness of solar cells, among other applications.

Nanomaterials that respond to cancer-specific stimuli show potential in the targeted delivery of treatments and imaging compounds, but many challenges remain.