Science

Biosynthesis of quinine decoded

Seedling and bark of a cinchona tree. It contains quinine, which is sought after as a medicine. © Max Planck Institute for Chemical...

Why our skin reacts to stress

Skin eczema such as neurodermatitis can worsen due to stress. Researchers have now found out why this is the case.© Thai Liang Lim/...

Bones in Otto the Great’s tomb actually come from the emperor

The sarcophagus of Otto the Great in the choir of Magdeburg Cathedral. © Andrea Hörentrup/State Office for Monument Preservation and Archeology Saxony-Anhalt ...

Democracy has broader roots than expected

View of a square in Teotihuacan. This pre-Columbian culture was probably more democratically organized. © Linda Nicholas/Field Museum Ancient Greece and Rome...

Friction law on the magnetic test stand

Magnetic surfaces also generate a friction force. But this behaves differently than expected according to Amonton's law. © Hongri Gu According to...

Photo worth seeing: The Junkers F13: wings for a modern dream

Once owned by the Afghan king, then found from the scrapyard: Aviation curator Andreas Hempfer talks to Charlotte Junkers, the great-granddaughter of...

How much microplastic is in the washing up?

Dishwashing sponges like this release microplastics into the water. © Sasiistock/ iStock Be it plates, pots or glasses – hardly anyone can...

Even babies can cheat

This two-year-old girl secretly snacks on cookie dough because she thinks her mother won't see her. © Elena Hoicka They secretly snack...

Ravens remember wolf hunting areas

Two ravens fly over a pack of wolves in Yellowstone National Park. © Daniel Stahler When wolves take prey, it usually doesn't...

No owl or lark: Is your chronotype a lion, bear or dolphin?

Lion, dolphin, bear or wolf? Chronotypes – our sleep and waking phases – can be divided into these four categories. Find out what chronotype...

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