Conservation programs can give baby animals the best chance of surviving in the wild by feeding them tough foods, which studies of rats suggest makes their skull bones thicker and tougher.
Halloween, with its mix of the macabre and the playful, provides a moment to reflect on how closely life and death are interwoven – especially in the COVID era.
Through science, art and technology, we are able to reconstruct the faces of the dead based on their remains. The researcher who did this work for descendants in Sutherland explains the process.
The big question being asked is: where does Homo naledi fit in the evolutionary tree? Assessing the similarity or dissimilarity between fossil skulls has provided a possible clue to the answer.