A Battery That Stretches to Three Times Its Size
Stretchable batteries that can be recharged wirelessly offer a power source for wearable electronics and health monitors.
Materials
Research Hints at Graphene’s Photovoltaic Potential
Newly observed properties mean graphene could be a highly efficient converter of light to electric power.
Nanotubes Turned Into Super Fibers
Fibers spun from carbon nanotubes have the conductivity of copper and the strength of advanced composites.
Mars Rover Finds Puzzling Organic Traces in First Soil Sample
Curiosity sees tantalizing hints of compounds needed for life, but further analysis is needed to make sure it's not contamination from Earth.
What Happened to A123?
Once the rising star of the clean-tech industry, the advanced battery maker faces an uncertain future.
A Nose in Your Clothes
Peratech thinks printable electronic sensors of volatile compounds could find their way into textiles.
How Seagate's Terabit-Per-Square-Inch Hard Drive Works
Heat-assisted magnetic recording promises 60-terabyte hard disks.
TVs and Tablets to Get the "Retina Display" Treatment
Gadget manufacturers are adopting a manufacturing technique that will significantly increase resolution in coming months.
Cheap Solar Power at Night
Improved materials could make solar-thermal power cheaper, and energy storage easier.
Reusable Sticky Tape Could Hold Up Your TV
Large patches of an extremely strong new adhesive, inspired by geckos, can be used over and over again.
