data analysis

Flying fish

Charles Darwin's 165-year-old theory about how fish end up in isolated ponds has finally been proven! Researchers have demonstrated that waterbirds can indeed transport aquatic life between water bodies - effectively fish can withstand air exposure. Further to this, here I show, the duration of air exposure doesn't affect the eggs' hatching timeline.

The Banana Index Revisited

The banana index measures greenhouse-gas emissions of foods relative to the banana. But it overlooks other crucial environmental factors like land use, prompting a reevaluation of its findings to include this essential dimension.

Iridescence as camouflage - A comment on competing risks

Standard survival data measure the time span from some time origin until the occurrence of the event of interest. In the interpretation of results of survival analyses, competing risks can be an important problem.

Plastic waste and disease on coral reefs - Another misinterpretation of a statistical model

Recently, I came across this very interesting article published in Science about how plastic waste is associated with disease on coral reefs (J. B. Lamb et al. 2018). The main conclusions are