29/06/2012

Britain's urban rivers bounce back

Urban rivers throughout England and Wales have improved dramatically in water quality and wildlife over the last 20 years.

Leap second to be added

A leap second will be introduced on 30 June 2012 following a decision made by the International Earth Rotation and Reference Systems Service (IERS) earlier this year. This could potentially be one of the last ever leap seconds ...

How an ancestral fungus may have influenced coal formation

(Phys.org) -- For want of a nail, the nursery rhyme goes, a kingdom was lost. A similar, seemingly innocuous change—the evolution of a lineage of mushrooms—may have had a massive impact on the carbon cycle, bringing ...

Solar plane takes off for return flight to Rabat

An experimental solar-powered plane, flying without using any fuel, took off Friday for Rabat on a return journey after its successful flight over the Moroccan desert, the plane's owner announced.

Ash fall preserved 'nursery' of earliest animals

(Phys.org) -- A volcanic eruption around 579 million years ago buried a 'nursery' of the earliest-known animals under a Pompeii-like deluge of ash, preserving them as fossils in rocks in Newfoundland, new research suggests.

Getting to the heart of frustrated magnetism

Thin films of helium atoms with nuclei of two protons and one neutron—helium-3—intrigue physicists because they have exhibited unusual and unexpected magnetic behavior in experimental investigations.

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