AT&T to buy T-Mobile USA for $39 bn

AT&T agreed to buy T-Mobile USA from Germany's Deutsche Telekom for $39 billion in a blockbuster deal in the wireless telecom sector, the two companies announced Sunday.

Climate change hits home

Direct experience of extreme weather events increases concern about climate change and willingness to engage in energy-saving behaviour, according to a new research paper published in the first edition of the journal Nature ...

Rapid, high-definition chemistry with new imaging technique

With intensity a million times brighter than sunlight, a new synchrotron-based imaging technique offers high-resolution pictures of the molecular composition of tissues with unprecedented speed and quality. Carol Hirschmugl, ...

Mutant prions help cells foil harmful protein misfolding

Romping clumps of misfolded proteins are prime suspects in many neurological disorders including Alzheimer's, Parkinson's, and Creutzfeld-Jakob Disease. Those diseases are devastating and incurable, but a team of biologists ...

Image: Chasma Boreale, Mars

(PhysOrg.com) -- Chasma Boreale, a long, flat-floored valley, cuts deep into Mars' north polar icecap.

Tokyo at risk: Can megacities cope with disaster?

The cascade of catastrophe that has befallen Japan highlights the vulnerability of megacities to disaster, including fallout from a nuclear accident, say experts on urban risk.

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