Lip-on-lip kissing is not nearly as universal as we might think it is, so can the diverse number of ways that humans kiss reveal what it is about this intimate act that we find important?

Less than half of all societies kiss with their lips, reported British Broadcasting Corporation (BBC), quoting a study of 168 cultures from around the world.

The science behind the idea of restoring the intestinal microbiome to an ancestral state is shaky, skeptics say, and in some cases unethical.

Honey is made by bees, and because we typically associate its image with peaceful, pastoral beekeeping, the question of whether or not honey is vegan is often one that will get you different answers, depending on who you ask. So, what’s the buzz, is honey vegan?

Homo sapiens, commonly referred to as Homo sapiens sapiens, is a highly intelligent species of primate that includes all living humans.

Modern humans, or Homo sapiens, are the only living Homo species. But we haven't always been alone.

Our gut and oral microbiome can have a big impact on our day-to-day health, but how have these microbial communities evolved over time and what can research into the genetics of ancient samples tell us about the modern microbiome?

Last week, readers of the Sun got a treat in being introduced to Adugna “Adu” Siweya, one of the Las Vegas Valley’s outstanding college graduates this spring. Inspirational stories Siweya's make college graduation season a special time in Las Vegas, an annual reminder of the remarkable minds in our community, and the commitment of students to academic achievement.

Modern humans and Neanderthals not only share pieces of DNA, the composition of the microbiome in our gut is also very similar. "These bacteria were already present in the gut flora of our last common ancestor, at least 700,000 years ago."

The famous paleo diet has been around for many years, as a major current in weight loss trends. The truth is that today there are many alternative dietary guidelines, which make it overwhelming to make the best decisions. The good news is that science does not lie and is present, to help us make the best decisions.

THE MOUNTAIN OF EVIDENCE THAT MICROBES INSIDE OUR GUTS can reveal hidden details of our physical and mental health has grown a little more thanks to a new study published this month in the journal Current Biology.

Even when enslaved or despised, captives brought novel ideas and technologies to the societies of their captors