Article archives

Ceci n’est pas un éléphant

Ceci n’est pas un éléphant

Biology

By Rafael Medina

In the basement of the Prado Museum, Madrid, there is a small yet astonishing group of fresco paintings that do not receive as many visitors as other masterpieces of the collection. They were painted in the 11th century by an anonymous mozarab artist and configure a set of hunting scenes and wild animals. One of […]

MI weekly selection #49

MI weekly selection #49

Humanities & Social SciencesScienceTechnologyWeekly Selection

By César Tomé

Researchers try to figure out sea worm’s blue glow Researchers are a step closer to figuring out why a common sea worm glows blue on the shallow seafloors it calls home, thanks to a pair of experiments conducted by biologists at Scripps Institution of Oceanography. First, they found that the worm, unlike other light-emitting organisms […]

MI weekly selection #48

MI weekly selection #48

Humanities & Social SciencesScienceTechnologyWeekly Selection

By César Tomé

China’s Forbidden City had rocks transported via ice sheets. The massive stones used to build parts of China’s Forbidden City in the 15th century were pulled by several hundred workers more than 40 miles on sledges across artificial ice, researchers say. China had discovered the wheel, but a sign at the Forbidden City hinted that […]

Tax data and top incomes

Tax data and top incomes

Economics

By Ricardo Molero-Simarro

Tax data are an important source of information for a wide range of statistical series. Their use, however, has been mainly confined to the analysis of the impact of fiscal policies on different socio-economic groups. Nevertheless, a recent group of researchers has started using personal income tax data to construct top income shares series, i.e […]