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A new light detector means all three core components of telecom networks can now be built in silicon.
Flash memory is moving from iPods to desktops and laptops, providing a performance boost and the potential for instant boot-ups.
An energy-efficient silicon device compresses light to make ultrafast signals.
The first prototype cell to use photonic crystals looks promising.
A new type of silicon promises cheaper, more-sensitive light detectors.
Photovoltaics made of nanowires could lead to cheaper solar panels.
Astrowatt’s wafer-making method could mean cheaper solar power.
Gentler, softer electrodes wrap around the folds of the brain to take higher-resolution measurements.
China’s solar giant shifts its strategy.
The new cells promise to be cheaper, more efficient, and even printable.