Low-power, high-performance optical receivers

Thanks to IBM scientists, replacing copper wires with light to transfer data at improved speeds and with optimal energy efficiency is within reach.

Experiment aboard space station studies 'space weather'

The weather here on Earth has been a little strange this winter – 60-degree days, followed by blinding snow, only to be followed by 50s and rain – but for Steven Powell, the weather he's interested in can't be felt by ...

New hardware to expand fast fiber-to-the-home

The cost of deploying fast fibre connections straight to homes could be dramatically reduced by new hardware designed and tested by UCL researchers. The innovative technology will help address the challenges of providing ...

Easy prey for hackers—navigation systems

When it comes to route planning, drivers have almost blind faith in GPS; the technology plays a crucial role in identifying location and time in the industry as well as in other areas. If hackers attack the system, they can ...

Sharper GPS needs even more accurate atomic clocks

The GPS network might just be Earth's greatest piece of infrastructure. It's effectively a collection of clocks in space that serve up time information 24/7 free of charge to anyone on the planet who cares to listen.

Iceland rises as its glaciers melt from climate change

The Earth's crust under Iceland is rebounding as global warming melts the island's great ice caps, a University of Arizona-led team reports in an upcoming issue of Geophysical Research Letters.

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