Science

Astronomy

Where is the boundary between planet and brown dwarf?

Comparison of an extrasolar gas giant with a brown dwarf. Both are similar in many ways, but the planet rotates faster. © WM...
Ashton Edwards -
Earth & Climate

Like Moby Dick: Sperm whales actually ram with their heads

Do sperm whales use their powerful heads as battering rams? © Stanislav Stelmakhovich/ iStock As early as the 19th century, whalers repeatedly...
Ashton Edwards -
Health & Medicine

4-hour rule for tap water: What’s behind it

It usually takes a moment for cold, fresh water to come out of the tap in the morning. It is often said that you...
Willy Lewis, M.D. -
Biology

Interview: How can water be used sustainably?

Fresh water is an essential resource. But it is becoming increasingly scarce. © andreii77/ iStock Climate change also affects precipitation and thus...
Elijah Burt -
Health & Medicine

Drink 2 liters of water every day: Experts recommend a different value

Drinking enough water is important. But how much exactly should we drink to get through the day healthily? That's what a study says and...
Willy Lewis, M.D. -
Earth & Climate

Photo worth seeing: Hard to believe

They are everywhere, racing through the world at the speed of light and penetrating virtually everything in their path. We're talking about...
Elijah Burt -
History & Archaeology

Turbulent times

When Francesco di Pietro di Bernardone, the future Francis of Assisi, was growing up, the church was confronted with religious reform movements....
Alan Cannon -
Health & Medicine

How stress disrupts our orientation

We get lost more easily under stress - but why? © Vadym Ivanchenko/ iStock When we are under stress, our sense of...
Willy Lewis, M.D. -
Earth & Climate

Bull sharks have friends too

The two bull sharks Chunky (front) and Lady Lazarus (back) like to swim together. © Natasha D. Marosi Whether in the open...
Ashton Edwards -
History & Archaeology

“Elite prisoner” Kurt Schuschnigg

Photo by Kurt Schuschnigg from 1946, around a year after his release. akg-images / UIG / RDB by Dukas Kurt Schuschnigg was...
Alan Cannon -
Biology

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...
Elijah Burt -
Health & Medicine

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/...
Willy Lewis, M.D. -
History & Archaeology

Of absent men and energetic women

Inscriptions like this one (2nd century BC, Butrint) were made on the occasion of the release of slaves by their owners and provide...
Alan Cannon -
Health & Medicine

What researchers know about the interaction of THC products and the human nervous system

The interaction between plant cannabinoids and the body's own signaling pathways has attracted scientific interest in recent years. Photo: Vecteezy / Tinnakorn Jorruang...
Willy Lewis, M.D. -
Astronomy

Asteroid Ryugu contains all five genetic bases

Researchers have detected all five nucleobases found in DNA and RNA in samples from the asteroid Ryugu. © JAMSTEC The genetic code...
Ashton Edwards -
Earth & Climate

Friendly hustle and bustle

Bull sharks cavort in the Shark Reef Marine Reserve in Fiji. But the animals don't meet by chance. Nor do they randomly...
Ashton Edwards -
History & Archaeology

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 ...
Alan Cannon -
History & Archaeology

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...
Alan Cannon -
Astronomy

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...
Ashton Edwards -
Earth & Climate

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...
Elijah Burt -
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