23/01/2014

Study shows size matters in prehistoric seas

Why did life forms first begin to get larger and what advantage did this increase in size provide? UCLA biologists working with an international team of scientists examined the earliest communities of large multicellular ...

Sniffed out: The 'gas detectors' of the plant world

The elusive trigger that allows plants to 'see' the gas nitric oxide (NO), an important signalling molecule, has been tracked down by scientists at The University of Nottingham. It is the first time that a central mechanism ...

Death row confessions and the last meal test of innocence

Can last meals reveal more about individuals on death row than their taste preference? Some have argued there is significance embedded in death row last meal decisions. Famously, Ricky Ray Rector asked to save his untouched ...

Arctic inland waters emit large amounts of carbon

Geoscientist Erik Lundin shows in his thesis that streams and lakes of Northern Sweden are hotspots for emissions of carbon dioxide and methane into the atmosphere. Erik defends his findings at Sweden's Umea University on ...

Ancient forests stabilized Earth's CO2 and climate

UK researchers have identified a biological mechanism that could explain how the Earth's atmospheric carbon dioxide and climate were stabilised over the past 24 million years. When CO2 levels became too low for plants to ...

Fur and feathers keep animals warm by scattering light

In work that has major implications for improving the performance of building insulation, scientists at the University of Namur in Belgium and the University of Hassan I in Morocco have calculated that hairs that reflect ...

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