Ravens willing to take risks get easy access to food near humans but still face higher mortality rates. Various types of ...

Around 8% of the human genome is made up of ancient viral sequences—endogenous retroviruses (ERVs) that integrated into our ancestors’ germline millions of years ago. Once thought to be inert genetic ...

New technologies could reimagine baby-making as we know it. But will they actually replace tried-and-tested (and enjoyable) ...

All living things have limited energy and resources, and face trade-offs between competing priorities,” observed the study’s ...

Parasites are a major global health problem, underlying many human diseases worldwide. For example, Plasmodium falciparum, ...

After scientists exposed wild fish to cocaine and a cocaine metabolite, they observed that, as in the lab, fish on cocaine do ...

This spring is expected to be less mosquito-heavy than usual, as the past winter and the cool spring are slowing the ...

Higher consumption of ultraprocessed foods may lower fertility in men and women and slow human development, according to two ...

That is what emerges from a closer examination of adoption access for same-sex couples across different countries. There is ...

The idea that modern humans inherited DNA from Neanderthal ancestors is one of the 21st century’s most celebrated discoveries ...

Scientists analyze 22,000 genomes documenting hundreds of genetic changes due to natural selection over the past 10,000 years ...