Biology

Herbal suction power puzzles solved

Lipids in the conductor tracks limit the negative pressure potential. (Photo: Matej Kanduč, Jožef-Stefan Institute, Ljubljana) The more you suck on a drinking straw, the...

Alcoholized animal?

How well do elephants tolerate alcohol? (Image: az_garret / iStock) At some point, as is well known, the measure is exceeded - but in principle...

Bee virus trickes its hosts

Highlighted honey bees in a beehive. (Image: Adam G. Dolezal) Viruses plague not only us humans - the same applies to honeybees. Researchers have now...

Green food with a hearty mushroom side dish

A sponge spider caterpillar greedily eats the spores of a rust fungus that has infested a poplar leaf. (Photo: MPI for Chemical Ecology /...

Insect decline can also be detected worldwide

Flying insects are particularly important for pollination. (Image: Gabriele Rada) Studies have repeatedly shown a sharp decline in insects - but mostly only for individual...

The forest is doing worse than ever

Forest damage in Germany (Image: ollo / iStock) Patient Wald: The current status report has shown that drought, heat, pests and pollutants have affected trees...

The founder

Photo: private The fact that Louka Delautre is committed to environmental protection is thanks to the city of Mannheim, with all its gray and industrial...

“Earth Day”: Earth Day turns 50

(Image: earthday.org) April 22 every year is Earth Day. This year, the international day of action with the motto: "Think globally, act locally" is already...

A biological helper against mugwort ambrosia

Mugwort ambrosia pollen is an aggressive allergy trigger. (Photo: CABI) Mugwort ambrosia is particularly troublesome for hay fever sufferers in Europe, because the pollen from...

Flamingos maintain loyal friendships

People know each other in the colonies of flamingos. (Image: robru / iStock) Sometimes huge colonies of countless animals - one could think that the...

Mint’s “secret weapon” as a bio-herbicide?

With its essential oils, mint keeps weeds away. (Image: Jana Müller) The essential oils of mint not only have a healing effect - they could...

Sexy male fragrance identified in primates

The hallmark of the katas is the tail with a striped pattern. (Image: Chigusa Tanaka, Japan Monkey Center) The males of the famous cattas in...

Displacement in the undergrowth

Plants on the forest floor. (Image: Martin Adámek / Czech Academy of Sciences) A gradual exchange is taking place in the forests of Europe: Many...

Uncovered secret of pregnant fathers

With the seahorses, the males become pregnant clearly visible. (Charlotte Bleijenberg / iStock) Fascinating role reversal: With the seahorses and pipefish the males are pregnant...

Why soil smells so earthy

Because of the smell, springtails become “carpooling opportunities” for soil microbes. (Photo: Henrik_L / iStock) It rises when digging in the garden and we don't...

More butterflies in organic farming

A brown bear (Arctia caja) observed in organic farming - a butterfly species that has now become rare in Bavaria. (Image: Thomas Greifenstein) Butterflies have...

Enough for three lives

Photo: TARGET-Nehberg Rüdiger Nehberg passed away on Thursday at the age of 84. One who became known as "Sir Vival" and is quoted on his...

Are there emotional facial expressions in mice?

Joy, fear or pain are reflected in the mouse face. (Image: Max Planck Institute for Neurobiology / Kuhl) It is written on our faces: Whether...

Don’t feed bees with honey!

A droplet of breakfast honey to strengthen a little visitor in the garden or on the balcony. A well-intentioned action - but unfortunately with...

Deep sea symbiosis: methane on the menu

Methane consumers in the deep sea: tube worms off the coast of Costa Rica. (Image: Alvin, WHOI) They thrive where the notorious greenhouse gas rises...

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