Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Each human is a ...

AN ADULT HUMAN body consists of some 37trn cells. Not so long ago, these were thought to come in 220 different types. That number, the product of painstaking decades spent peering through microscopes ...

Scientists report that the ambitious plan to map all 37 trillion cells in the human body is transforming understanding of how our bodies work. The received wisdom said we were built from around 200 ...

"The infection of our body cells is like a dance between virus and cell," suggested Yohei Yamauchi at ETH Zurich. With their new system, the team watched how single flu virus particles move across the ...

We’ll understand if you’re puzzled by the eerie image below. It’s a tiny piece of the Lassa virus, which can double a person over in pain, make their head swell and, in some cases, quickly result in ...