A new field of research: Crystal traces in fossil leaves

In fossil leaves, puzzling structures are often visible under the microscope. Researchers at the University of Bonn have now been able to show for the first time that they originate from calcium oxalate crystals. On the one ...

Greed is putting food couriers at risk, researchers warn

Food delivery companies are willing to let vulnerable drivers die and are resisting safety regulations to maintain profits, researchers warn in a major new study from The Australian National University (ANU).

page 6 from 31