30/04/2014

Survey: 'Heartbleed' spooks 39 pct of Web surfers

A new survey has found that most Americans who recently learned about a major breakdown in Internet security have been trying to protect themselves but a group nearly as large is unaware of the threat.

Ceramic screws are corrosion and heat resistant

Most screws are made of steel. But high temperatures or acidic environments take their toll on this otherwise stable material. The alternative is ceramic screws. Researchers can now accurately predict their stress resistance.

Image: Phobos occults

Mars' moon Phobos has already been extensively observed – this image is just one example, taken in 2009 – so its occultation of Mars Express on 28 April 2014 is not expected to yield dramatic discoveries.

Predators predict longevity of birds

(Phys.org) —Ageing inevitably occurs both in humans and in other animals. However, life-span varies widely across species. Researchers of the Max Planck Institute for Ornithology in Seewiesen have now found a possible general ...

Google to shield students from digital ads

Google will no longer try to sell ads based on personal information collected about students using a suite of products tailored for schools.

Aluminum tolerance fix could open arable land

(Phys.org) —With as much as 40 percent of the world's potentially arable land unusable due to aluminum toxicity, a solution may be near: Cornell agricultural scientists report that a gene – and the protein it expresses ...

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