Giant moa had climate change figured out

(Phys.org) -- An international team of scientists involving researchers from the University of Adelaide has used ancient DNA from bones of giant extinct New Zealand birds to show that significant climate and environmental ...

Ecosystems reveal radiation secrets

A new study by Tiina Tuovinen, from the University of Eastern Finland, and her colleagues casts doubt over the validity of models used to assess the impact of radiation on human health. Their work is published online in Springer's ...

Delving into darkness to discover new species

(Phys.org) -- Deep in the recesses of a northwestern Arizona cave, a beetle scuttles along the floor, navigating its way with its long antennae as hair-like tufts on its slender legs drag across the rocks.

Oxygen 'sensor' may shut down DNA transcription

(Phys.org) -- A key component found in an ancient anaerobic microorganism may serve as a sensor to detect potentially fatal oxygen, a University of Arkansas researcher and his colleagues have found. This helps researchers ...

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