29/04/2011

Cutting 'food miles' doesn't necessarily pay

As food suppliers attempt to meet the growing demand for local products, a new study finds it's not always economically or environmentally viable for multi-product industries to focus heavily on local sales.

Astronauts send royal wedding wishes from space

International Space Station astronauts sent greetings from the cosmos to Prince William and Kate Middleton after soaring over Britain on the eve of the royal wedding Friday.

Materials face ultimate test in space

(PhysOrg.com) -- Mark Hersam of Northwestern University will be more interested than most Americans when the space shuttle Endeavour lifts off for the last time Friday, April 29. Six little pieces of himself and his research ...

Voyager set to enter interstellar space

(PhysOrg.com) -- More than 30 years after they left Earth, NASA's twin Voyager probes are now at the edge of the solar system. Not only that, they're still working. And with each passing day they are beaming back a message ...

New pairs of compounds may help tree nuts fight fungal foe

(PhysOrg.com) -- Some crunchy, good-for-you tree nuts like almonds and pistachios are vulnerable to attack by a troublesome mold known as Aspergillus flavus. The mold produces cancer-causing natural compounds called aflatoxins.

GPS data reveals more on mega-thrust earthquakes

(PhysOrg.com) -- New GPS data of the 2010 earthquake that devastated parts of Chile and killed over 500 people is revealing new clues about large earthquakes such as the quake in Chile and the magnitude 9.0 earthquake that ...

New method found for controlling conductivity

A team of researchers at MIT has found a way to manipulate both the thermal conductivity and the electrical conductivity of materials simply by changing the external conditions, such as the surrounding temperature. And the ...

Comment: A right royal mess

The royal wedding raises concerns about rules of succession that reflect centuries-old prejudices against women and Catholics. But changing them will be a logistical nightmare, writes George Williams, UNSW’s Anthony ...

Build safety into the very beginning of the computer system

A new publication from the National Institute of Standards and Technology (NIST) provides guidelines to secure the earliest stages of the computer boot process. Commonly known as the Basic Input/Output System (BIOS), this ...

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