About eight percent of our DNA is viral in origin: remnants of ancient battles between infectious viruses and our ancestors. These so-called endogenous viruses are often perceived as a mere oddity with no clear biological significance. But a new study by scientists at the University of Utah School of Medicine shows that evolution has repurposed some of these viral remains into weapons…
Why do opponents of same-sex marriage really oppose it? A UCLA psychology study published online today in the journal Psychological Science concludes that many people believe gay men and women are more sexually promiscuous than heterosexuals, which they may fear could threaten their own marriages and their way of life. The researchers surveyed 523 men and 562 women, 27 percent…
ISG faculty, Jessica Lynch Alfaro, and her Graduate Research Assistant, Janet Buckner, have published a paper titled “Taxonomic review of the New World tamarins (Primates: Callitrichidae)” in the Zoological Journal of the Linnean Society, 2016. Abstract: Twelve generic names have been ascribed to the New World tamarins but all are currently placed in just one: Saguinus Hoffmannsegg, 1807. Based on geographical…
New findings from Blombos Cave show that Stone Age man in Africa exchanged technology to a large extent. The more contact between groups, the stronger technology developed. The exchange of tools can explain humans journey from Africa to Europe. “The pattern we are seeing is that when demographics change, people interact more. For example, we have found similar patterns engraved on…
Companies advertise BPA-free plastic as a safer version of products ranging from water bottles to sippy cups to toys. Many manufacturers stopped using bisphenol A, a chemical that is used to strengthen plastic, after studies linked it to early puberty and a rise in breast and prostate cancers. However, bisphenol S, or BPS, a common replacement for BPA in plastics,…
UK scientists have been given the go-ahead by the fertility regulator to genetically modify human embryos. It is the first time a country has considered the DNA-altering technique in embryos and approved it. The research will take place at the Francis Crick Institute in London and aims to provide a deeper understanding of the earliest moments of human life. The…