Human ancestors were exposed to lead millions of years ago, and it shaped our evolution
When we think of lead poisoning, most of us imagine modern human-made pollution, paint, old pipes, or exhaust fumes.
When we think of lead poisoning, most of us imagine modern human-made pollution, paint, old pipes, or exhaust fumes.
Skeleton season may be just around the corner, but the skeleton age dawned with the early Cambrian Period, about 538 million to 506 million years ago.
Several dozen horses calmly graze along the shores of Mono Lake, a sparkling saline expanse spread out before the jagged Sierra Nevada mountains. The September sun is blazing. A pair of brown horses come up side by side and ...
Fungi are vital to natural ecosystems by breaking down dead organic material and cycling it back into the environment as nutrients. But new research from the University of Utah finds one species, Marquandomyces marquandii, ...
You might think that glass has no business acting as a replacement for bone, but it turns out the two materials have many similarities. For a new study published in ACS Nano, researchers developed a 3D printable bio-active ...
When Anil Menon launches into space aboard a Russian Soyuz rocket next June, he'll bring two decades of experience as a physician, engineer, military pilot, and NASA flight surgeon—and a highly personal understanding of risk.
A flash of pink breaks the muddy surface of the Amazon River as scientists and veterinarians, waist-deep in the warm current, patiently work a mesh net around a pod of river dolphins. They draw it tighter with each pass, ...
A new study from North Carolina State University identifies vertebrate hemoglobin in bone extracts from two dinosaurs and shows that this molecule is original to those animals. The work also shows how heme, a small molecule ...
If biomolecules were people, heparin would be a celebrity. Best known as a powerful blood thinner with a global market of more than $7 billion, heparin is used during and after surgery and is essential to kidney dialysis. ...
The pelvis is often called the keystone of upright locomotion. More than any other part of our lower body, it has been radically altered over millions of years to allow us to accomplish our bizarre habit of walking on two ...