A provocative new paper published in Nature suggests that neurodegenerative disorders such as Alzheimer’s and Parkinson’s may be transmissible through certain medical procedures. It’s an alarming claim—but one that will require more proof if it’s to be accepted by the scientific community.
The story of kuru, as classically told in biology textbooks, is a tragic one. The Fore population in Papua New Guinea ate the brains of their tribe members as an act of mourning, a ritual that allowed a misshapen protein to spread through the population. This caused the disease kuru, which killed as much as 10 percent…
Ah, the zombie plague! A Mad Scientist couldn't ask for a better means for world domination.
While it is popularly believed that evolution occurs through mutations in DNA, that's simply not true. Now scientists have more evidence that evolution functions even among proteins that have no DNA.