Earth & Climate

A modern bird from the time of the dinosaurs

Skull of the fossil bird Asteriornis maastrichtensis (Image: Daniel J. Field / University of Cambridge) When did the first representatives of modern birds emerge? So...

Ice loss at the poles characterizes tropical weather

Ice off the Antarctic coast. (Image: Maria Stenzel) Researchers say that what happens at the cold "ends" of the world can have a significant impact in...

Featured picture: Cooling dust cover

What lies here like a light blue blanket over North Africa and the Middle East is atmospheric dust. It has an important cooling effect...

Hummingbird little saurian in amber

The newly discovered mini saurian was only the size of a hummingbird and was likely to feed on insects. (Image: HAN Zhixin) The hummingbird family...

Featured picture: Rendezvous in the ice

Two ships are slowly approaching each other in the twilight of the Arctic polar winter: they are the "Polarstern" and their Russian supply icebreaker...

Networked life in the primeval sea

Close-up of a Rangeomorpha fossil from Newfoundland. (Image: Alex Liu) Fern-like organisms without mouth and organs were among the first multicellular animals on our planet....

The buffer effect of the tropical forests is decreasing

View over the rainforest in Ivindo National Park in Gabon. (Image: Kath Jeffery) The tropical rainforests are the "green lungs" of our planet - and...

Was our earth once a water world?

This pillow basalt formed the bedrock of the Urozeans 3.2 billion years ago. (Image: Benjamin Johnson) Oceans now cover three quarters of our planet. But...

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...

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