Protecting embryos against microbes

Headed by the Kiel zoologist Professor Thomas Bosch, a team of scientists from Germany and Russia succeeded in deciphering the mechanisms, for the first time, with which embryos of the freshwater polyp Hydra protect themselves ...

Fossil evidence shows bats colonized from islands to continents

Plants and animals are generally thought to colonize from continents to islands, over time leading to the evolution of separate island species. Scientists have theorized that the reverse – colonizing from islands to continents ...

Studying cellular deliveries

Many cells, including cancer cells, are known to secrete short RNAs in tiny vesicles, which then move inside other cells—potentially a form of cell-to-cell communication.

Shifting Baselines Confound River Restoration

Steep reductions in the abundance of fish, shellfish, and other aquatic fauna in recent centuries are not restricted to animals that live in the sea: historical records show that species in rivers and lakes worldwide also ...

New insights into the formation of faeces

New research from Flinders University has uncovered further details on how the guinea pig gut forms solid fecal pellets, providing potential insights that could help in the management of human bowel issues.

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