Biology

Migration of the thistle butterfly is not genetically due to

A thistle butterfly (Vanessa Cardui) in Morocco. © Megan Reich Distle buttocks are...

Iconers in Greenland drive ice currents ahead

This ice drilling core from the Greenland ice shield shows a dark layer of volcanic particles. © Lukasz Larsson Warzecha/ ETH Zurich ...

Do sharks and rays benefit from climate change?

Resting white-tip reef sharks (Triaenodon Obesus) under a table coral off the coast of Indonesia. The very species -rich coasts of these tropical waters...

How does evolution go without sex?

Rasterelectron microscopy recording the horn mite platythrus peltifer. It continues to plant purely. © Mark Maraun/ Katja Wehner ...

Public competition: who finds the most species?

The biodiversity on your own front door is surprisingly large. © Jan Ole Kriegs ...

Arctic: From the CO₂ sink to the source

More and more Arctic areas are moving from carbon sinks (blue) to sources (red). © Greg Fiske / Woodwell Climate Research Center ...

Eel larvae “surf” on the perfect wave

The transparent larvae of European eels take advantage of currents on their long migration. © Thünen Institute/Marko Freese ...

Multi-year megadroughts are becoming increasingly intense

The Yeso Reservoir in central Chile in summer 2020 during a megadrought peak. © Vicente Melo Velasco / ISTA ...

How much methane was released by the Nord Stream leaks

The blowing up of the Nord Stream pipelines in autumn 2022 released large amounts of natural gas. But how much exactly? © Guteksk7/ iStock ...

Ants can be resentful

Black garden ants (Lasius niger) remember past encounters with alien antics from their nests. © claffra/ iStock ...

Almost a quarter of freshwater animals are threatened

The crayfish Procambarus orcinus, which occurs in karst waters, is an endangered species. © Keith A. Crandall, C. Riley Nelson ...

Rendzina is soil of the year 2025

The Rendzina is created, among other things, on chalk limestone - like here on Rügen. © Karl-Heinz Feger / DBG German Soil Science Society ...

Baltic Sea: Multi-resistant pathogens detected

Antibiotic-resistant bacteria live in the surface water of the Baltic Sea. © PhotoEvans/ iStock ...

How hurricane “Lothar” changed the Swiss forest

After Hurricane Lothar raged, many trees in the Swiss plateau fell victim to the wind. © Reinhard Lässig ...

These tiny creatures do a great service to nature

Animal dwarfs like this colorful ball jumper are essential for the continued existence of ecosystems. © Valentin Gutekunst ...

What will the wastewater treatment plant of the future look like?

Researchers are currently working on the wastewater treatment plant of the future. © Umwelttechnik BW / Photographer: Frank Eppler ...

Macaws are born mimics

Blue-throated Macaws involuntarily imitate each other - just like us humans. © Adrian Azcarate ...

First census in the largest bonobo stronghold

Bonobos mostly stay in trees and build nests in them to sleep. © Christian Ziegler/Max Planck Institute for Behavioral Biology ...

UN publishes most comprehensive drought atlas to date

The new "World Drought Atlas" shows drought risks worldwide, but also causes and possible measures. © UNCCD/EC ...

Wood wasp parasitic wasp becomes “Insect of the Year” 2025

Insect of the year 2025: The parasitic wood wasp (Rhyssa persuasoria). © Frank Vassen ...

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