Biologists find nanoplastics in developing chicken heart

Nanoplastics can accumulate in developing hearts, according to a study published in Environment International by biologist Meiru Wang from Leiden University. Her research on chicken embryos sheds new light on how these tiny ...

How the environment and the microbiome jointly shape the body

All multicellular living beings are colonized by an unimaginably large number of microorganisms and have developed together with them from the very beginning of multicellular life. The natural microbiome, i.e. the totality ...

Butterflies' wing patterns change with the seasons

Tropical butterflies adapt to their environment to improve their chances of survival. The changes are triggered by hormone signals that transmit information about temperature to the butterflies' tissues. Biologist Ana Rita ...

Walking fish reveal how our ancestors evolved onto land

About 400 million years ago a group of fish began exploring land and evolved into tetrapods – today's amphibians, reptiles, birds, and mammals. But just how these ancient fish used their fishy bodies and fins in a terrestrial ...