Earth & Climate

Similar to the atmosphere of Venus

Artist's impression of the hot, dense and CO2-rich primordial atmosphere (left) and today's gas envelope on earth (right). (Image: Tobias Stierli / NCCR...

From fins to legs

How stable were the legs of the first shore leave? (Image: Davide Bonadonna) Around 390 million years ago, vertebrates first moved out of...

Typical Tyrannosaurus: growth spurts

Paleontologist Tom Cullen takes a sample from the thigh bone of T. rex "SUE". (Image: David Evans) How did the snarling robbers of the...

Microplastics on Mount Everest

The researchers' tents at an altitude of more than 8,000 meters on Mount Everest. (Image: Baker Perry / National Geographic, www.NatGeo.com/Everest) Human plastic waste...

Long-necked Dinosaurs: Careers in the Heat

Artist's impression of the early sauropod Bagualia alba. (Image: Jorge Gonzales) Brachiosaurus, Argentinosaurus and Co: The success story of the family of the largest...

Which fine dust is particularly harmful

The fine dust produced in metropolitan areas causes more oxidative stress in our cells. (Image: ArminStautBerlin / iStock) Certain types of particulate matter can...

Mercury: dead fish pollute the depths

The researchers have detected the anthropogenic mercury in representatives of the bizarre disk-bellied fish (Liparidae) from the Mariana Trench. (Image: Jeff Reid) Even the...

How bacteria release arsenic into groundwater

Incubation experiment: When methane is added to the sediment, bacteria release arsenic, recognizable by its brown color. (Image: Andreas Kappler) In many Southeast Asian...

Five-eyed fossil illuminates arthropod evolution

This is what Kylinxia zhangi might have looked like while she was alive. (Image: D.-Y. Huang and H. Zeng) Arthropods such as spiders, insects...

Mammals: Social even in dinosaur times

Apparently primitive mammals lived in social groups even when the dinosaurs ruled the country. (Artist impression: Misaki Ouchida) From rodents to primates, many...

“Predatory algae” mastered the darkness

Electron micrographs of single-celled algae fossils. Flagella once came out of the holes, which among other things were used to hunt bacteria (red)....

Optimized over millions of years

Rhamphorhynchus - one of the 75 species of pterosaurs examined by the researchers. (Artist impression: Mark Witton) "Aviation" further development over 150 million years:...

Featured picture: Hunger Wasp in Amber

Amber opens up unique insights into the past: the plants, animals and other organisms enclosed in the fossil tree sap remain almost unchanged over...

Large fish form carbon stores

Large fish obviously have a special meaning in the marine cycle of matter. (Image: Enric Sala) If a fish dies in the ocean, the...

Additional global warming from ice melting

Icebergs off Greenland (Image: Imagebear / iStock) Man-made climate change endangers the ice masses in the polar and mountain regions of the world. When...

Featured picture: A little mouse with a viral load

Rubella is an infectious disease caused by viruses around the world, which is particularly problematic in pregnant women - as it damages the embryo...

Poorly designed flight dinosaurs

Artist's impression of Ambopteryx gliding. (Image: Gabriel Ugueto) The best concepts prevail: This principle of evolution also shaped the development history of "animal aviation"....

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