Earth & Climate

Just follow your nose

Dogs' sensitive sense of smell provides their four-legged friends with a lot of information, whether when hunting or looking for a partner. PixieMe –...

Record keeping capacity among insects found

Left: A seal louse has a firm grip on a seal's hair. Right: Detailed view of the underwater parasite’s “carabiner hook”. ©...

How plants could become decorative lamps

This genetically modified petunia emits a continuous glow. The light is generated by genes isolated from bioluminescent fungi and introduced into the plant....

Horizontal transfer of an entire chromosome demonstrated

Genetic material can be transmitted in different ways. © peterschreiber.media/iStock On the trail of an astonishing exchange of genetic information: Researchers have demonstrated horizontal chromosome...

Mammals: Males are usually no larger than females

In Grant's gazelles, the males (right) are larger than the females, as in many even-toed ungulates. © Kaia Tombak ...

Trees for conscience

Trees against greenhouse gas emissions: Forest planting campaigns with volunteers are intended to help the climate and the environment.Robert Kneschke – stock.adobe.com ...

The Arctic could be ice-free in just a few years

When the Arctic Ocean no longer supports sea ice in summer, the marine ecosystem will change drastically. © TT / iStock ...

New technology removes common antibiotics from wastewater

Levofloxacin regularly ends up in nature via human urine and wastewater. © gyro / iStock Levofloxacin is a commonly prescribed and extremely effective antibiotic. Unfortunately,...

Bumblebees impart expert knowledge to each other

A bumblebee carries out two learned work steps in a small experimental facility and is observed by a "student". © Queen Mary University...

“Milk” discovered in an amphibian species

Cubs of a female Siphonops annulatus gather in front of their mother's “milk source.” © Photo by Carlos Jared ...

From old to new

There is room for improvement: Over 18 million tons of waste paper are generated in Germany every year and around 75 percent of it...

Baltic Sea fish put themselves on a diet

Among other things, the researchers focused on flounders in the Baltic Sea. © Sakis Lazarides/iStock In order to cover their increased food requirements when water...

Arterial connections improve stroke recovery

Blood vessels that connect neighboring arterial trees can prevent permanent brain damage from occurring after a stroke. They regulate blood circulation in the brain...

How astro-dust could have fertilized life

Artist's impression of an asteroid disintegrating into dust near Earth. © NASA / JPL Caltech How could the first organic molecules that became the basis...

How did the first RNA molecules develop on prehistoric Earth?

Single-stranded RNA molecules mark the beginning of evolution. © Christoph Burgstedt / iStock Before DNA-containing living beings colonized the earth, a wide variety of simple...

Ecosystems follow two opposite trends

The American red swamp crayfish (Procambarus clarkii), native to northern Mexico and the southeast of the USA, is an example of a species that...

Climate change is altering seasonal river levels

The water levels of the Alpine rivers, here the Lech, fluctuate less over the course of the year than before. © PK Photos/...

Bioethanol from old baked goods

Stale bread could become an environmentally friendly fuel in the future. © Slimoche/ iStock In Germany, around 600,000 tons of baked goods are overproduced every...

On the trail of the code of tail loss

A special genetic element apparently causes us and other great apes to develop only a small tailbone instead of a tail. © libre...

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