Hints from living fish and ancient fossils reveal overlap between an enamel-like skin covering called ganoine and the enamel that covers tetrapod animals' teeth.
The Lingula anatina genome sheds light on brachiopod evolution, particularly the origin of the phosphate biomineralization process it uses to make its shell.
Researchers from the University of Queensland reported that many independent loci contribute to genetic differences in height and body mass index across European populations.
Through phylogenetic and other analyses, researchers found that regional isolation drives the diversification of bacteria within the lungs of cystic fibrosis patients.
Snippets of sequence from thousands of organisms offered a look at the source of endemic populations at various elevation zones on Malaysia's Mount Kinabalu.
Sequences from golden jackals, wolves, and other canines suggest the Africa's golden jackal is not part of the same species as golden jackals in Eurasia.
Scientists found that extinctions of many species during the last glacial period coincided with periods of rapid warming.
A later change in the protease gene likely enabled the bacterium to cause the invasive infection of bubonic plague.
In Cell this week: biobank of colorectal cancer organoids, ancient wolf genome analysis, and more.
A comparative genomics approach finds that the ancestors of Eurasians likely took the northern route out of Africa through Egypt.
A New Zealand minister says the country's genetic modification laws need to be re-examined to help combat climate change, the New Zealand Herald reports.
A new analysis finds some cancers receive more nonprofit dollars than others.
An Australian mother's conviction in the deaths of her children may be re-examined after finding that two of the children carried a cardiac arrhythmia-linked gene variant.
In Science this week: comparative analysis of sex differences in mammal gene expression, and more.