Earth & Climate

Primeval “re-evolution”

What was Facivermis from the Cambrian seas? (Image: Franz Anthony) Leg loss 518 million years ago: Researchers have solved the riddle of a bizarre prehistoric...

The survivors of the Toba outbreak

The Dhaba site in India (Image: Christina Neudorf) When the Toba volcano erupted 74,000 years ago, this had worldwide consequences. But they were obviously less...

Possible ancestor of the land plants discovered

Artist's impression of the original green algae. (Image: Dinghua Yang) Tiny plants - a billion years old: Researchers have discovered the oldest known fossils of...

Featured picture: Heavenly rosettes

White swirls on a blue background: what looks like rosettes or spoked wheels are a special form of clouds. Their radiation-like patterns can only...

Mini lizard from the early days of reptiles

Skull fossil of the newly discovered mini lizard Vellbergia bartholomaei (Image: Sobral et al. 2020 / CC-by-sa 4.0) Reptiles are a species-rich class of vertebrates:...

Fish in the Sahara

View of the Takarkori rock shelter in the Sahara. (Image: Savino di Lernia, 2020) The Sahara was once a green and moist savanna. Our ancestors...

Featured picture: War dance of the meerkats

Quite cute and harmless: These meerkats in the Kalahari desert are brushed on riot. They are trying to drive a rival group of meerkats...

Featured picture: Amber with unusual cargo

This piece of amber preserved the leg of a lizard for posterity. But if you look closely, you will discover something else in the...

Featured picture: A different kind of flower

What seems like a colorful flower here is actually the work of bacteria. The microbes become artists under certain conditions - and form fascinating...

Featured picture: Tired sea lion?

His hearty yawn suggests: This sea lion is pretty tired. In fact, this behavior is not always a sign of drowsiness. The seals yawn...

Featured picture: A new aurora

In regions like Scandinavia and Alaska, colorful lighting effects in the sky are not uncommon. Nevertheless, this aurora is something very special: it is...

Featured picture: Colorful beauty from stellar battle

This colorful cosmic gas cloud testifies to the dramatic outcome of a stellar conflict. Because here two stars came so close that the larger...

Mushrooms are older than expected

Scanning electron microscope image of the petrified mushroom mycelium. (Image: Steeve Bonneville / Université Libre de Bruxelles) Mushrooms are among the first organisms to colonize...

Wooden building as a CO2 sink

Sustainable forestry could enable a material revolution. (Image: Sabine Hortebusch / iStock) Instead of using cement and steel, we should rely on a tried-and-tested natural...

Red Sea as a gas source

View of the Red Sea coast. (Image: Konoplytska / iSTock) Much of the world's natural gas and oil is extracted in the Middle East -...

Ocean circulation is getting faster

Acceleration (orange) and deceleration (blue) of ocean circulation. (Image: Shijian Hu) How does climate change affect global ocean currents? So far, scientists have assumed that...

Pterodactyl: Squid hunting with tooth loss

This may have led to the discovery of the fossil. (Image: Christian Klug and Beat Scheffold) In the age of the dinosaurs, the pterosaurs were...

Industrialization dust reached the Himalayas

View over the peaks of the central Himalayas. (Image: Bim / iSTock) Humans have long left their mark in almost all regions of the world...

Tank-bearing giant

Reconstruction of the giant tortoise Stupendemys geographicus. (Image: Jaime Chirinos) Turtles are a successful model of evolution - they have existed for 220 million years...

Dinosaurs regulated their body temperature

Researchers have used fossil egg shells as a "thermometer". (Image: Erika Parfenova / iStock) Were the dinosaurs cold-blooded like reptiles or warm-blooded like birds and...

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