Science

Cretaceous winged shark discovered

Artist's impression of the newly discovered “eagle shark” with a fin span of almost two meters. (Image: Oscar Sanisidro) It looks like a cross...

Artificially created early stages of human embryos

Color-tagged blastoids grown from skin cells (Image: Monash University) For the first time, researchers in the laboratory have created so-called blastoids - cell structures that...

Can air travel be CO2-neutral by 2050?

How can air travel become more climate-friendly? (Image: stellalevi / iStock) So far, air traffic has been responsible for around three percent of global...

Exoplanet in second garment?

Artist's impression of the planet GJ 1132b with what is probably the second atmosphere in its evolutionary history. (Image: NASA, ESA, and R....

Greenland: Traces of former ice melt

As in present-day East Greenland, most of the vast island was probably covered by tundra at least once in the last million years. ...

Antikythera Mechanism planet indicator unraveled

New reconstruction of the Antikythera Mechanism (Image: 2020 Tony Freeth) The Antikythera Mechanism, discovered in an ancient shipwreck in 1901, is considered to be the...

Weeping lacrimal glands from the laboratory

Cross-section through the lacrimal organoid of a mouse. (Image: Yorick Post / Hubrecht Institute) In order to keep our eyes moist and to protect...

Testosterone affects generosity

How generously someone shares also seems to depend on testosterone levels. (Image: ronstik / iStock) The sex hormone testosterone apparently affects how generous we...

Recent drought summers are unprecedented

Annual rings of an old oak from the Czech Republic. (Photo: Ulf Büntgen) In recent years, Central Europe has repeatedly experienced severe droughts -...

Fossil fly with a full belly

New discovery from the Messel pit: the Hirmoneura messelense fly (Image: Senckenberg) 47 million years ago it buzzed from flower to flower: Scientists discovered the...

Vaccination strategies: can the second dose be delayed?

The corona vaccine is still in short supply. (Image: Ridofranz / iStock) How can the existing vaccines against Sars-CoV-2 be used most effectively? ...

Placenta as a garbage dump for genetic defects

The placenta nourishes the embryo, but also enriches mutations. (Image: magicmine / iStock) The placenta, like the embryo, arises from the fertilized egg cell,...

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