Drew Wells

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More than half your body is not human

<b>More than half of your body is not human, say scientists.</b><p>Human cells make up only 43% of the body's total cell count. The rest are microscopic colonists.<p>Understanding this hidden half of ourselves - our microbiome - is rapidly transforming understanding of diseases from allergy to Parkinson's.<p>The …

Microbiology

Fossil find gives middle finger to previous understanding of human exodus from Africa

Even for a desert, the Nefud is nearly bone-dry. Only about an inch of water falls onto the red, sandy soil in northern Saudi Arabia over the course …

The story behind that 2,000-year-old Thracian chariot you saw on Reddit

The photo of an ancient Thracian chariot alongside the bones of two horses and a dog has quickly risen to the top of Reddit today (Oct. 13), with more than 65,000 likes. But what is so exciting about the discovery, and who was buried within the chariot?<p>A team of archaeologists led by Veselin …

The Perfect Location For a Future Moon Base Has Finally Been Confirmed

We're totally going back.<p>Forget the romance of camping on the Moon – an unimpeded rain of radiation would make even short stays an express trip to …

Ancient Humans Knew Incest Was Gross and Built a Safety Net

They put Game of Thrones characters to shame.<p>Cultural disavowal aside, incest and subsequent inbreeding are not great. Incestuous relationships …

Anthropology

A pesticide that hurts bees is showing up in honey around the world

Neonicotinoid pesticides — known to be harmful to bees — are present in 75% of honey samples from around the globe, per a new study. The big picture: …

HPV Vaccine Debate Turns From Myths to Global Realities

A vaccine against cervical cancer is effective for at least six years, a new analysis reveals, but it remains out of reach in many developing nations.<p>…

Public Health

Cloudy with a Chance of Seafood? Fish Fall from Sky in Mexico

The weather forecast for the coastal city of Tampico, Mexico, on Sept. 28 may have called for light rain; instead, it got light rain with a side of …

Scientists think they know how life as we know it began, and it involves meteorites

Humanity has long wondered where we come from, or why life itself even exists in the first place. It’s the ultimate question for many, and countless …

Researchers Have Discovered a Previously Unknown Role For The Brain's Hippocampus

Whoa!<p>That sea-horse shaped chunk of grey matter deep inside our skull called the hippocampus has a job on its resume we've never seen before – …