05/12/2013

Crop-infecting virus uses aphids as carrier

(Phys.org) —University of Cambridge researchers have shown that viruses use aphids as pawns, discouraging the insects from permanently settling on already-infected crops and using this forced migration to spread infection ...

Image: Pioneer 10's groundbreaking approach to Jupiter

On Dec. 4, 1973, NASA's Pioneer 10 spacecraft sent back images of Jupiter of ever-increasing size. The most dramatic moment was after closest approach and after the spacecraft was hidden behind Jupiter. Here, images gradually ...

New Zealand's plan for faster Internet hits snag

A plan by the New Zealand government to upgrade the country's notoriously slow Internet service has hit a snag after accountants confirmed the main contractor is facing financial problems.

Laser light at useful wavelengths from semiconductor nanowires

Thread-like semiconductor structures called nanowires, so thin that they are effectively one-dimensional, show potential as lasers for applications in computing, communications, and sensing. Scientists at the Technische Universitaet ...

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