A brown bear (Arctia caja) observed in organic farming - a butterfly species that has now become rare in Bavaria. (Image: Thomas Greifenstein)
Butterflies have...
https://www.youtube.com/watch?v=9x9pEw7oT20
Microalgae could produce drugs and other substances sustainably, because light is their energy source. In a video, researchers from Bielefeld University demonstrate the potential...