our modern obsession with ‘wellness’ is driven by ancient instincts
If you’ve spent even a little time on social media in recent years, you’ve no doubt come across…
Cancer vaccines enter a new era of personalized immunotherapy
A new comprehensive review from researchers at the Icahn School of Medicine at Mount Sinai details how decades…
Study explores how shared cells influence health across generations
During pregnancy, maternal and fetal cells migrate back and forth across the placenta, with fetal cells entering the…
Biomechanical limits of hopping in the hindlimbs of giant extinct kangaroos
Specimens All species included in this study were macropodiforms; the bone measurement dataset encompassed all extant families and…
Study shows membrane chemistry influences early cell-like compartment evolution
Modern cells are complex chemical entities with cytoskeletons, finely regulated internal and external molecules, and genetic material that…
We Evolved Something Else Instead
Humans are the only primates that run nearly naked under the sun. Here’s how this biological tradeoff reshaped…
How ants gave up armor to build some of the largest societies on Earth
The classic thought experiment about a horse-sized duck and a hundred duck-sized horses is more than a joke.…
Will mpox go global again? Research shows it’s evolving in curious ways
Mpox virus particles (purple) seem to be spreading more easily between people.Credit: NIAID/SPL As mpox continues to spark…
Oldest known poison arrows show Stone Age humans’ technological talents
Humans have used bows and arrows to hunt for thousands of years, as depicted in this cave painting…
Ancient animals reveal sleep’s original role in maintaining brain health
A groundbreaking new study from Bar-Ilan University shows that one of sleep’s core functions originated hundreds of millions…
Jellyfish sleep like humans — even though they don’t have brains
The upside-down jellyfish Cassiopea andromeda sleeps for roughly 8 hours a day.Credit: Shahar Shabtai/Alamy Neither jellyfish nor sea…
New Study Supports Sahelanthropus as the Earliest Hominin
For all the attention devoted to human evolution, we still don’t know who our direct ancestors were, let…